253785840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:508

約数の個数: 320

約数和(自身を含む): 1014792192

約数和(自身を除く): 761006352

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 31, 33, 35, 40, 42, 44, 48, 55, 56, 60, 62, 66, 70, 77, 80, 84, 88, 93, 105, 110, 112, 120, 124, 132, 140, 154, 155, 165, 168, 176, 186, 210, 217, 220, 231, 240, 248, 264, 280, 308, 310, 330, 336, 341, 372, 385, 420, 434, 440, 443, 462, 465, 496, 528, 560, 616, 620, 651, 660, 682, 744, 770, 840, 868, 880, 886, 924, 930, 1023, 1085, 1155, 1232, 1240, 1302, 1320, 1329, 1364, 1488, 1540, 1680, 1705, 1736, 1772, 1848, 1860, 2046, 2170, 2215, 2310, 2387, 2480, 2604, 2640, 2658, 2728, 3080, 3101, 3255, 3410, 3472, 3544, 3696, 3720, 4092, 4340, 4430, 4620, 4774, 4873, 5115, 5208, 5316, 5456, 6160, 6202, 6510, 6645, 6820, 7088, 7161, 7440, 8184, 8680, 8860, 9240, 9303, 9548, 9746, 10230, 10416, 10632, 11935, 12404, 13020, 13290, 13640, 13733, 14322, 14619, 15505, 16368, 17360, 17720, 18480, 18606, 19096, 19492, 20460, 21264, 23870, 24365, 24808, 26040, 26580, 27280, 27466, 28644, 29238, 31010, 34111, 35440, 35805, 37212, 38192, 38984, 40920, 41199, 46515, 47740, 48730, 49616, 52080, 53160, 54932, 57288, 58476, 62020, 68222, 68665, 71610, 73095, 74424, 77968, 81840, 82398, 93030, 95480, 96131, 97460, 102333, 106320, 109864, 114576, 116952, 124040, 136444, 137330, 143220, 146190, 148848, 151063, 164796, 170555, 186060, 190960, 192262, 194920, 204666, 205995, 219728, 233904, 248080, 272888, 274660, 286440, 288393, 292380, 302126, 329592, 341110, 372120, 384524, 389840, 409332, 411990, 453189, 480655, 511665, 545776, 549320, 572880, 576786, 584760, 604252, 659184, 682220, 744240, 755315, 769048, 818664, 823980, 906378, 961310, 1023330, 1057441, 1098640, 1153572, 1169520, 1208504, 1364440, 1441965, 1510630, 1538096, 1637328, 1647960, 1812756, 1922620, 2046660, 2114882, 2265945, 2307144, 2417008, 2728880, 2883930, 3021260, 3172323, 3295920, 3625512, 3845240, 4093320, 4229764, 4531890, 4614288, 5287205, 5767860, 6042520, 6344646, 7251024, 7690480, 8186640, 8459528, 9063780, 10574410, 11535720, 12085040, 12689292, 15861615, 16919056, 18127560, 21148820, 23071440, 25378584, 31723230, 36255120, 42297640, 50757168, 63446460, 84595280, 126892920, 253785840]

約数ペア:

[(1, 253785840), (2, 126892920), (3, 84595280), (4, 63446460), (5, 50757168), (6, 42297640), (7, 36255120), (8, 31723230), (10, 25378584), (11, 23071440), (12, 21148820), (14, 18127560), (15, 16919056), (16, 15861615), (20, 12689292), (21, 12085040), (22, 11535720), (24, 10574410), (28, 9063780), (30, 8459528), (31, 8186640), (33, 7690480), (35, 7251024), (40, 6344646), (42, 6042520), (44, 5767860), (48, 5287205), (55, 4614288), (56, 4531890), (60, 4229764), (62, 4093320), (66, 3845240), (70, 3625512), (77, 3295920), (80, 3172323), (84, 3021260), (88, 2883930), (93, 2728880), (105, 2417008), (110, 2307144), (112, 2265945), (120, 2114882), (124, 2046660), (132, 1922620), (140, 1812756), (154, 1647960), (155, 1637328), (165, 1538096), (168, 1510630), (176, 1441965), (186, 1364440), (210, 1208504), (217, 1169520), (220, 1153572), (231, 1098640), (240, 1057441), (248, 1023330), (264, 961310), (280, 906378), (308, 823980), (310, 818664), (330, 769048), (336, 755315), (341, 744240), (372, 682220), (385, 659184), (420, 604252), (434, 584760), (440, 576786), (443, 572880), (462, 549320), (465, 545776), (496, 511665), (528, 480655), (560, 453189), (616, 411990), (620, 409332), (651, 389840), (660, 384524), (682, 372120), (744, 341110), (770, 329592), (840, 302126), (868, 292380), (880, 288393), (886, 286440), (924, 274660), (930, 272888), (1023, 248080), (1085, 233904), (1155, 219728), (1232, 205995), (1240, 204666), (1302, 194920), (1320, 192262), (1329, 190960), (1364, 186060), (1488, 170555), (1540, 164796), (1680, 151063), (1705, 148848), (1736, 146190), (1772, 143220), (1848, 137330), (1860, 136444), (2046, 124040), (2170, 116952), (2215, 114576), (2310, 109864), (2387, 106320), (2480, 102333), (2604, 97460), (2640, 96131), (2658, 95480), (2728, 93030), (3080, 82398), (3101, 81840), (3255, 77968), (3410, 74424), (3472, 73095), (3544, 71610), (3696, 68665), (3720, 68222), (4092, 62020), (4340, 58476), (4430, 57288), (4620, 54932), (4774, 53160), (4873, 52080), (5115, 49616), (5208, 48730), (5316, 47740), (5456, 46515), (6160, 41199), (6202, 40920), (6510, 38984), (6645, 38192), (6820, 37212), (7088, 35805), (7161, 35440), (7440, 34111), (8184, 31010), (8680, 29238), (8860, 28644), (9240, 27466), (9303, 27280), (9548, 26580), (9746, 26040), (10230, 24808), (10416, 24365), (10632, 23870), (11935, 21264), (12404, 20460), (13020, 19492), (13290, 19096), (13640, 18606), (13733, 18480), (14322, 17720), (14619, 17360), (15505, 16368)]