281441160

素因数分解:

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

素因数の和:130

約数の個数: 576

約数和(自身を含む): 1254839040

約数和(自身を除く): 973397880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 18, 20, 21, 22, 24, 26, 28, 30, 33, 35, 36, 39, 40, 42, 44, 45, 52, 55, 56, 60, 63, 65, 66, 70, 71, 72, 77, 78, 84, 88, 90, 91, 99, 104, 105, 110, 117, 120, 121, 126, 130, 132, 140, 142, 143, 154, 156, 165, 168, 180, 182, 195, 198, 210, 213, 220, 231, 234, 242, 252, 260, 264, 273, 280, 284, 286, 308, 312, 315, 330, 355, 360, 363, 364, 385, 390, 396, 420, 426, 429, 440, 455, 462, 468, 484, 495, 497, 504, 520, 546, 568, 572, 585, 605, 616, 630, 639, 660, 693, 710, 715, 726, 728, 770, 780, 781, 792, 819, 840, 847, 852, 858, 910, 923, 924, 936, 968, 990, 994, 1001, 1065, 1089, 1092, 1144, 1155, 1170, 1210, 1260, 1278, 1287, 1320, 1365, 1386, 1420, 1430, 1452, 1491, 1540, 1560, 1562, 1573, 1638, 1694, 1704, 1716, 1815, 1820, 1846, 1848, 1980, 1988, 2002, 2130, 2145, 2178, 2184, 2310, 2340, 2343, 2420, 2485, 2520, 2541, 2556, 2574, 2730, 2769, 2772, 2840, 2860, 2904, 2982, 3003, 3080, 3124, 3146, 3195, 3276, 3388, 3432, 3465, 3630, 3640, 3692, 3905, 3960, 3976, 4004, 4095, 4235, 4260, 4290, 4356, 4473, 4615, 4620, 4680, 4686, 4719, 4840, 4970, 5005, 5082, 5112, 5148, 5445, 5460, 5467, 5538, 5544, 5720, 5964, 6006, 6248, 6292, 6390, 6435, 6461, 6552, 6776, 6930, 7029, 7260, 7384, 7455, 7623, 7810, 7865, 8008, 8190, 8307, 8470, 8520, 8580, 8591, 8712, 8946, 9009, 9230, 9240, 9372, 9438, 9940, 10010, 10153, 10164, 10296, 10890, 10920, 10934, 11011, 11076, 11715, 11928, 12012, 12584, 12705, 12780, 12870, 12922, 13845, 13860, 14058, 14157, 14520, 14910, 15015, 15246, 15620, 15730, 16380, 16401, 16614, 16940, 17160, 17182, 17892, 18018, 18460, 18744, 18876, 19383, 19880, 20020, 20306, 20328, 21780, 21868, 22022, 22152, 22365, 23430, 23595, 24024, 25410, 25560, 25740, 25773, 25844, 27335, 27690, 27720, 28116, 28314, 29820, 30030, 30459, 30492, 31240, 31460, 32305, 32760, 32802, 33033, 33228, 33880, 34364, 35145, 35784, 36036, 36920, 37752, 38115, 38766, 40040, 40612, 41535, 42955, 43560, 43736, 44044, 44730, 45045, 46860, 47190, 49203, 50765, 50820, 51480, 51546, 51688, 54670, 55055, 55380, 56232, 56628, 58149, 59640, 60060, 60137, 60918, 60984, 62920, 64610, 65604, 66066, 66456, 68728, 70290, 70785, 71071, 72072, 76230, 77319, 77532, 81224, 82005, 83070, 85910, 88088, 89460, 90090, 91377, 93720, 94380, 96915, 98406, 99099, 101530, 101640, 103092, 109340, 110110, 110760, 111683, 113256, 116298, 120120, 120274, 121836, 128865, 129220, 131208, 132132, 140580, 141570, 142142, 152295, 152460, 154638, 155064, 164010, 165165, 166140, 171820, 178920, 180180, 180411, 182754, 188760, 193830, 196812, 198198, 203060, 206184, 213213, 218680, 220220, 223366, 232596, 240548, 243672, 246015, 257730, 258440, 264264, 281160, 283140, 284284, 290745, 300685, 304590, 304920, 309276, 328020, 330330, 332280, 335049, 343640, 355355, 360360, 360822, 365508, 386595, 387660, 393624, 396396, 406120, 426426, 440440, 446732, 456885, 465192, 481096, 492030, 495495, 515460, 541233, 558415, 566280, 568568, 581490, 601370, 609180, 618552, 639639, 656040, 660660, 670098, 710710, 721644, 731016, 773190, 775320, 781781, 792792, 852852, 893464, 902055, 913770, 984060, 990990, 1005147, 1030920, 1066065, 1082466, 1116830, 1162980, 1202740, 1218360, 1279278, 1321320, 1340196, 1421420, 1443288, 1546380, 1563562, 1675245, 1705704, 1804110, 1827540, 1968120, 1981980, 2010294, 2132130, 2164932, 2233660, 2325960, 2345343, 2405480, 2558556, 2680392, 2706165, 2842840, 3092760, 3127124, 3198195, 3350490, 3608220, 3655080, 3908905, 3963960, 4020588, 4264260, 4329864, 4467320, 4690686, 5025735, 5117112, 5412330, 6254248, 6396390, 6700980, 7036029, 7216440, 7817810, 8041176, 8528520, 9381372, 10051470, 10824660, 11726715, 12792780, 13401960, 14072058, 15635620, 18762744, 20102940, 21649320, 23453430, 25585560, 28144116, 31271240, 35180145, 40205880, 46906860, 56288232, 70360290, 93813720, 140720580, 281441160]

約数ペア:

[(1, 281441160), (2, 140720580), (3, 93813720), (4, 70360290), (5, 56288232), (6, 46906860), (7, 40205880), (8, 35180145), (9, 31271240), (10, 28144116), (11, 25585560), (12, 23453430), (13, 21649320), (14, 20102940), (15, 18762744), (18, 15635620), (20, 14072058), (21, 13401960), (22, 12792780), (24, 11726715), (26, 10824660), (28, 10051470), (30, 9381372), (33, 8528520), (35, 8041176), (36, 7817810), (39, 7216440), (40, 7036029), (42, 6700980), (44, 6396390), (45, 6254248), (52, 5412330), (55, 5117112), (56, 5025735), (60, 4690686), (63, 4467320), (65, 4329864), (66, 4264260), (70, 4020588), (71, 3963960), (72, 3908905), (77, 3655080), (78, 3608220), (84, 3350490), (88, 3198195), (90, 3127124), (91, 3092760), (99, 2842840), (104, 2706165), (105, 2680392), (110, 2558556), (117, 2405480), (120, 2345343), (121, 2325960), (126, 2233660), (130, 2164932), (132, 2132130), (140, 2010294), (142, 1981980), (143, 1968120), (154, 1827540), (156, 1804110), (165, 1705704), (168, 1675245), (180, 1563562), (182, 1546380), (195, 1443288), (198, 1421420), (210, 1340196), (213, 1321320), (220, 1279278), (231, 1218360), (234, 1202740), (242, 1162980), (252, 1116830), (260, 1082466), (264, 1066065), (273, 1030920), (280, 1005147), (284, 990990), (286, 984060), (308, 913770), (312, 902055), (315, 893464), (330, 852852), (355, 792792), (360, 781781), (363, 775320), (364, 773190), (385, 731016), (390, 721644), (396, 710710), (420, 670098), (426, 660660), (429, 656040), (440, 639639), (455, 618552), (462, 609180), (468, 601370), (484, 581490), (495, 568568), (497, 566280), (504, 558415), (520, 541233), (546, 515460), (568, 495495), (572, 492030), (585, 481096), (605, 465192), (616, 456885), (630, 446732), (639, 440440), (660, 426426), (693, 406120), (710, 396396), (715, 393624), (726, 387660), (728, 386595), (770, 365508), (780, 360822), (781, 360360), (792, 355355), (819, 343640), (840, 335049), (847, 332280), (852, 330330), (858, 328020), (910, 309276), (923, 304920), (924, 304590), (936, 300685), (968, 290745), (990, 284284), (994, 283140), (1001, 281160), (1065, 264264), (1089, 258440), (1092, 257730), (1144, 246015), (1155, 243672), (1170, 240548), (1210, 232596), (1260, 223366), (1278, 220220), (1287, 218680), (1320, 213213), (1365, 206184), (1386, 203060), (1420, 198198), (1430, 196812), (1452, 193830), (1491, 188760), (1540, 182754), (1560, 180411), (1562, 180180), (1573, 178920), (1638, 171820), (1694, 166140), (1704, 165165), (1716, 164010), (1815, 155064), (1820, 154638), (1846, 152460), (1848, 152295), (1980, 142142), (1988, 141570), (2002, 140580), (2130, 132132), (2145, 131208), (2178, 129220), (2184, 128865), (2310, 121836), (2340, 120274), (2343, 120120), (2420, 116298), (2485, 113256), (2520, 111683), (2541, 110760), (2556, 110110), (2574, 109340), (2730, 103092), (2769, 101640), (2772, 101530), (2840, 99099), (2860, 98406), (2904, 96915), (2982, 94380), (3003, 93720), (3080, 91377), (3124, 90090), (3146, 89460), (3195, 88088), (3276, 85910), (3388, 83070), (3432, 82005), (3465, 81224), (3630, 77532), (3640, 77319), (3692, 76230), (3905, 72072), (3960, 71071), (3976, 70785), (4004, 70290), (4095, 68728), (4235, 66456), (4260, 66066), (4290, 65604), (4356, 64610), (4473, 62920), (4615, 60984), (4620, 60918), (4680, 60137), (4686, 60060), (4719, 59640), (4840, 58149), (4970, 56628), (5005, 56232), (5082, 55380), (5112, 55055), (5148, 54670), (5445, 51688), (5460, 51546), (5467, 51480), (5538, 50820), (5544, 50765), (5720, 49203), (5964, 47190), (6006, 46860), (6248, 45045), (6292, 44730), (6390, 44044), (6435, 43736), (6461, 43560), (6552, 42955), (6776, 41535), (6930, 40612), (7029, 40040), (7260, 38766), (7384, 38115), (7455, 37752), (7623, 36920), (7810, 36036), (7865, 35784), (8008, 35145), (8190, 34364), (8307, 33880), (8470, 33228), (8520, 33033), (8580, 32802), (8591, 32760), (8712, 32305), (8946, 31460), (9009, 31240), (9230, 30492), (9240, 30459), (9372, 30030), (9438, 29820), (9940, 28314), (10010, 28116), (10153, 27720), (10164, 27690), (10296, 27335), (10890, 25844), (10920, 25773), (10934, 25740), (11011, 25560), (11076, 25410), (11715, 24024), (11928, 23595), (12012, 23430), (12584, 22365), (12705, 22152), (12780, 22022), (12870, 21868), (12922, 21780), (13845, 20328), (13860, 20306), (14058, 20020), (14157, 19880), (14520, 19383), (14910, 18876), (15015, 18744), (15246, 18460), (15620, 18018), (15730, 17892), (16380, 17182), (16401, 17160), (16614, 16940)]