490389900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:142

約数の個数: 576

約数和(自身を含む): 2015870976

約数和(自身を除く): 1525481076

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 20, 21, 22, 23, 25, 26, 28, 30, 33, 35, 39, 42, 44, 46, 50, 52, 55, 60, 65, 66, 69, 70, 71, 75, 77, 78, 84, 91, 92, 100, 105, 110, 115, 130, 132, 138, 140, 142, 143, 150, 154, 156, 161, 165, 175, 182, 195, 210, 213, 220, 230, 231, 253, 260, 273, 275, 276, 284, 286, 299, 300, 308, 322, 325, 330, 345, 350, 355, 364, 385, 390, 420, 426, 429, 455, 460, 462, 483, 497, 506, 525, 546, 550, 572, 575, 598, 644, 650, 660, 690, 700, 710, 715, 759, 770, 780, 781, 805, 825, 852, 858, 897, 910, 923, 924, 966, 975, 994, 1001, 1012, 1050, 1065, 1092, 1100, 1150, 1155, 1196, 1265, 1300, 1365, 1380, 1420, 1430, 1491, 1495, 1518, 1540, 1562, 1610, 1633, 1650, 1716, 1725, 1771, 1775, 1794, 1820, 1846, 1925, 1932, 1950, 1988, 2002, 2093, 2100, 2130, 2145, 2275, 2300, 2310, 2343, 2415, 2485, 2530, 2730, 2769, 2860, 2982, 2990, 3003, 3036, 3124, 3220, 3266, 3289, 3300, 3450, 3542, 3550, 3575, 3588, 3692, 3795, 3850, 3900, 3905, 4004, 4025, 4186, 4260, 4290, 4485, 4550, 4615, 4620, 4686, 4830, 4899, 4970, 5005, 5060, 5313, 5325, 5460, 5467, 5538, 5775, 5964, 5980, 6006, 6279, 6325, 6461, 6532, 6578, 6825, 6900, 7084, 7100, 7150, 7455, 7475, 7590, 7700, 7810, 8050, 8165, 8372, 8580, 8855, 8970, 9100, 9230, 9372, 9660, 9798, 9867, 9940, 10010, 10153, 10465, 10626, 10650, 10725, 10934, 11076, 11431, 11550, 11715, 12012, 12075, 12425, 12558, 12650, 12922, 13156, 13650, 13845, 14300, 14910, 14950, 15015, 15180, 15620, 16100, 16330, 16401, 16445, 17710, 17940, 17963, 18460, 18975, 19383, 19525, 19596, 19734, 20020, 20306, 20930, 21229, 21252, 21300, 21450, 21868, 22425, 22862, 23023, 23075, 23100, 23430, 24150, 24495, 24850, 25025, 25116, 25300, 25844, 26565, 27300, 27335, 27690, 29820, 29900, 30030, 30459, 31395, 32305, 32660, 32802, 32890, 34293, 35420, 35926, 37275, 37950, 38766, 39050, 39468, 40612, 40825, 41860, 42458, 42900, 44275, 44850, 45724, 46046, 46150, 46860, 48300, 48990, 49335, 49700, 50050, 50765, 52325, 53130, 53889, 54670, 55380, 57155, 58575, 60060, 60918, 62790, 63687, 64610, 65604, 65780, 68586, 69069, 69225, 71071, 71852, 74550, 75075, 75900, 77532, 78100, 81650, 82005, 82225, 84916, 88550, 89700, 89815, 92092, 92300, 96915, 97980, 98670, 100100, 101530, 104650, 106145, 106260, 107778, 109340, 114310, 115115, 117150, 121836, 122475, 125580, 125741, 127374, 129220, 132825, 136675, 137172, 138138, 138450, 142142, 148603, 149100, 150150, 152295, 156975, 161525, 163300, 164010, 164450, 171465, 177100, 179630, 193830, 197340, 203060, 209300, 212290, 213213, 215556, 228620, 230230, 233519, 234300, 244950, 246675, 251482, 253825, 254748, 265650, 269445, 273350, 276276, 276900, 284284, 285775, 297206, 300300, 304590, 313950, 318435, 323050, 328020, 328900, 342930, 345345, 355355, 359260, 377223, 387660, 410025, 424580, 426426, 445809, 449075, 460460, 467038, 484575, 489900, 493350, 502964, 507650, 530725, 531300, 538890, 546700, 571550, 575575, 594412, 609180, 627900, 628705, 636870, 646100, 685860, 690690, 700557, 710710, 743015, 754446, 761475, 820050, 852852, 857325, 891618, 898150, 934076, 969150, 986700, 1015300, 1061450, 1066065, 1077780, 1143100, 1151150, 1167595, 1257410, 1273740, 1347225, 1381380, 1401114, 1421420, 1486030, 1508892, 1522950, 1592175, 1634633, 1640100, 1714650, 1726725, 1776775, 1783236, 1796300, 1886115, 1938300, 2122900, 2132130, 2229045, 2302300, 2335190, 2514820, 2694450, 2802228, 2972060, 3045900, 3143525, 3184350, 3269266, 3429300, 3453450, 3502785, 3553550, 3715075, 3772230, 4264260, 4458090, 4670380, 4903899, 5330325, 5388900, 5837975, 6287050, 6368700, 6538532, 6906900, 7005570, 7107100, 7430150, 7544460, 8173165, 8916180, 9430575, 9807798, 10660650, 11145225, 11675950, 12574100, 14011140, 14860300, 16346330, 17513925, 18861150, 19615596, 21321300, 22290450, 23351900, 24519495, 32692660, 35027850, 37722300, 40865825, 44580900, 49038990, 70055700, 81731650, 98077980, 122597475, 163463300, 245194950, 490389900]

約数ペア:

[(1, 490389900), (2, 245194950), (3, 163463300), (4, 122597475), (5, 98077980), (6, 81731650), (7, 70055700), (10, 49038990), (11, 44580900), (12, 40865825), (13, 37722300), (14, 35027850), (15, 32692660), (20, 24519495), (21, 23351900), (22, 22290450), (23, 21321300), (25, 19615596), (26, 18861150), (28, 17513925), (30, 16346330), (33, 14860300), (35, 14011140), (39, 12574100), (42, 11675950), (44, 11145225), (46, 10660650), (50, 9807798), (52, 9430575), (55, 8916180), (60, 8173165), (65, 7544460), (66, 7430150), (69, 7107100), (70, 7005570), (71, 6906900), (75, 6538532), (77, 6368700), (78, 6287050), (84, 5837975), (91, 5388900), (92, 5330325), (100, 4903899), (105, 4670380), (110, 4458090), (115, 4264260), (130, 3772230), (132, 3715075), (138, 3553550), (140, 3502785), (142, 3453450), (143, 3429300), (150, 3269266), (154, 3184350), (156, 3143525), (161, 3045900), (165, 2972060), (175, 2802228), (182, 2694450), (195, 2514820), (210, 2335190), (213, 2302300), (220, 2229045), (230, 2132130), (231, 2122900), (253, 1938300), (260, 1886115), (273, 1796300), (275, 1783236), (276, 1776775), (284, 1726725), (286, 1714650), (299, 1640100), (300, 1634633), (308, 1592175), (322, 1522950), (325, 1508892), (330, 1486030), (345, 1421420), (350, 1401114), (355, 1381380), (364, 1347225), (385, 1273740), (390, 1257410), (420, 1167595), (426, 1151150), (429, 1143100), (455, 1077780), (460, 1066065), (462, 1061450), (483, 1015300), (497, 986700), (506, 969150), (525, 934076), (546, 898150), (550, 891618), (572, 857325), (575, 852852), (598, 820050), (644, 761475), (650, 754446), (660, 743015), (690, 710710), (700, 700557), (710, 690690), (715, 685860), (759, 646100), (770, 636870), (780, 628705), (781, 627900), (805, 609180), (825, 594412), (852, 575575), (858, 571550), (897, 546700), (910, 538890), (923, 531300), (924, 530725), (966, 507650), (975, 502964), (994, 493350), (1001, 489900), (1012, 484575), (1050, 467038), (1065, 460460), (1092, 449075), (1100, 445809), (1150, 426426), (1155, 424580), (1196, 410025), (1265, 387660), (1300, 377223), (1365, 359260), (1380, 355355), (1420, 345345), (1430, 342930), (1491, 328900), (1495, 328020), (1518, 323050), (1540, 318435), (1562, 313950), (1610, 304590), (1633, 300300), (1650, 297206), (1716, 285775), (1725, 284284), (1771, 276900), (1775, 276276), (1794, 273350), (1820, 269445), (1846, 265650), (1925, 254748), (1932, 253825), (1950, 251482), (1988, 246675), (2002, 244950), (2093, 234300), (2100, 233519), (2130, 230230), (2145, 228620), (2275, 215556), (2300, 213213), (2310, 212290), (2343, 209300), (2415, 203060), (2485, 197340), (2530, 193830), (2730, 179630), (2769, 177100), (2860, 171465), (2982, 164450), (2990, 164010), (3003, 163300), (3036, 161525), (3124, 156975), (3220, 152295), (3266, 150150), (3289, 149100), (3300, 148603), (3450, 142142), (3542, 138450), (3550, 138138), (3575, 137172), (3588, 136675), (3692, 132825), (3795, 129220), (3850, 127374), (3900, 125741), (3905, 125580), (4004, 122475), (4025, 121836), (4186, 117150), (4260, 115115), (4290, 114310), (4485, 109340), (4550, 107778), (4615, 106260), (4620, 106145), (4686, 104650), (4830, 101530), (4899, 100100), (4970, 98670), (5005, 97980), (5060, 96915), (5313, 92300), (5325, 92092), (5460, 89815), (5467, 89700), (5538, 88550), (5775, 84916), (5964, 82225), (5980, 82005), (6006, 81650), (6279, 78100), (6325, 77532), (6461, 75900), (6532, 75075), (6578, 74550), (6825, 71852), (6900, 71071), (7084, 69225), (7100, 69069), (7150, 68586), (7455, 65780), (7475, 65604), (7590, 64610), (7700, 63687), (7810, 62790), (8050, 60918), (8165, 60060), (8372, 58575), (8580, 57155), (8855, 55380), (8970, 54670), (9100, 53889), (9230, 53130), (9372, 52325), (9660, 50765), (9798, 50050), (9867, 49700), (9940, 49335), (10010, 48990), (10153, 48300), (10465, 46860), (10626, 46150), (10650, 46046), (10725, 45724), (10934, 44850), (11076, 44275), (11431, 42900), (11550, 42458), (11715, 41860), (12012, 40825), (12075, 40612), (12425, 39468), (12558, 39050), (12650, 38766), (12922, 37950), (13156, 37275), (13650, 35926), (13845, 35420), (14300, 34293), (14910, 32890), (14950, 32802), (15015, 32660), (15180, 32305), (15620, 31395), (16100, 30459), (16330, 30030), (16401, 29900), (16445, 29820), (17710, 27690), (17940, 27335), (17963, 27300), (18460, 26565), (18975, 25844), (19383, 25300), (19525, 25116), (19596, 25025), (19734, 24850), (20020, 24495), (20306, 24150), (20930, 23430), (21229, 23100), (21252, 23075), (21300, 23023), (21450, 22862), (21868, 22425)]