321567960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:338

約数の個数: 256

約数和(自身を含む): 1164533760

約数和(自身を除く): 842965800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 53, 56, 60, 62, 70, 84, 93, 105, 106, 120, 124, 140, 155, 159, 168, 186, 210, 212, 217, 233, 248, 265, 280, 310, 318, 371, 372, 420, 424, 434, 465, 466, 530, 620, 636, 651, 699, 742, 744, 795, 840, 868, 930, 932, 1060, 1085, 1113, 1165, 1240, 1272, 1302, 1398, 1484, 1590, 1631, 1643, 1736, 1855, 1860, 1864, 2120, 2170, 2226, 2330, 2604, 2796, 2968, 3180, 3255, 3262, 3286, 3495, 3710, 3720, 4340, 4452, 4660, 4893, 4929, 5208, 5565, 5592, 6360, 6510, 6524, 6572, 6990, 7223, 7420, 8155, 8215, 8680, 8904, 9320, 9786, 9858, 11130, 11501, 12349, 13020, 13048, 13144, 13980, 14446, 14840, 16310, 16430, 19572, 19716, 21669, 22260, 23002, 24465, 24645, 24698, 26040, 27960, 28892, 32620, 32860, 34503, 36115, 37047, 39144, 39432, 43338, 44520, 46004, 48930, 49290, 49396, 50561, 57505, 57784, 61745, 65240, 65720, 69006, 72230, 74094, 86443, 86676, 92008, 97860, 98580, 98792, 101122, 108345, 115010, 123490, 138012, 144460, 148188, 151683, 172515, 172886, 173352, 185235, 195720, 197160, 202244, 216690, 230020, 246980, 252805, 259329, 276024, 288920, 296376, 303366, 345030, 345772, 370470, 382819, 404488, 432215, 433380, 460040, 493960, 505610, 518658, 606732, 690060, 691544, 740940, 758415, 765638, 864430, 866760, 1011220, 1037316, 1148457, 1213464, 1296645, 1380120, 1481880, 1516830, 1531276, 1728860, 1914095, 2022440, 2074632, 2296914, 2593290, 2679733, 3033660, 3062552, 3457720, 3828190, 4593828, 5186580, 5359466, 5742285, 6067320, 7656380, 8039199, 9187656, 10373160, 10718932, 11484570, 13398665, 15312760, 16078398, 21437864, 22969140, 26797330, 32156796, 40195995, 45938280, 53594660, 64313592, 80391990, 107189320, 160783980, 321567960]

約数ペア:

[(1, 321567960), (2, 160783980), (3, 107189320), (4, 80391990), (5, 64313592), (6, 53594660), (7, 45938280), (8, 40195995), (10, 32156796), (12, 26797330), (14, 22969140), (15, 21437864), (20, 16078398), (21, 15312760), (24, 13398665), (28, 11484570), (30, 10718932), (31, 10373160), (35, 9187656), (40, 8039199), (42, 7656380), (53, 6067320), (56, 5742285), (60, 5359466), (62, 5186580), (70, 4593828), (84, 3828190), (93, 3457720), (105, 3062552), (106, 3033660), (120, 2679733), (124, 2593290), (140, 2296914), (155, 2074632), (159, 2022440), (168, 1914095), (186, 1728860), (210, 1531276), (212, 1516830), (217, 1481880), (233, 1380120), (248, 1296645), (265, 1213464), (280, 1148457), (310, 1037316), (318, 1011220), (371, 866760), (372, 864430), (420, 765638), (424, 758415), (434, 740940), (465, 691544), (466, 690060), (530, 606732), (620, 518658), (636, 505610), (651, 493960), (699, 460040), (742, 433380), (744, 432215), (795, 404488), (840, 382819), (868, 370470), (930, 345772), (932, 345030), (1060, 303366), (1085, 296376), (1113, 288920), (1165, 276024), (1240, 259329), (1272, 252805), (1302, 246980), (1398, 230020), (1484, 216690), (1590, 202244), (1631, 197160), (1643, 195720), (1736, 185235), (1855, 173352), (1860, 172886), (1864, 172515), (2120, 151683), (2170, 148188), (2226, 144460), (2330, 138012), (2604, 123490), (2796, 115010), (2968, 108345), (3180, 101122), (3255, 98792), (3262, 98580), (3286, 97860), (3495, 92008), (3710, 86676), (3720, 86443), (4340, 74094), (4452, 72230), (4660, 69006), (4893, 65720), (4929, 65240), (5208, 61745), (5565, 57784), (5592, 57505), (6360, 50561), (6510, 49396), (6524, 49290), (6572, 48930), (6990, 46004), (7223, 44520), (7420, 43338), (8155, 39432), (8215, 39144), (8680, 37047), (8904, 36115), (9320, 34503), (9786, 32860), (9858, 32620), (11130, 28892), (11501, 27960), (12349, 26040), (13020, 24698), (13048, 24645), (13144, 24465), (13980, 23002), (14446, 22260), (14840, 21669), (16310, 19716), (16430, 19572)]