31074960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1$

素因数の和:425

約数の個数: 160

約数和(自身を含む): 112492800

約数和(自身を除く): 81417840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 53, 56, 60, 70, 80, 84, 105, 106, 112, 120, 140, 159, 168, 210, 212, 240, 265, 280, 318, 336, 349, 371, 420, 424, 530, 560, 636, 698, 742, 795, 840, 848, 1047, 1060, 1113, 1272, 1396, 1484, 1590, 1680, 1745, 1855, 2094, 2120, 2226, 2443, 2544, 2792, 2968, 3180, 3490, 3710, 4188, 4240, 4452, 4886, 5235, 5565, 5584, 5936, 6360, 6980, 7329, 7420, 8376, 8904, 9772, 10470, 11130, 12215, 12720, 13960, 14658, 14840, 16752, 17808, 18497, 19544, 20940, 22260, 24430, 27920, 29316, 29680, 36645, 36994, 39088, 41880, 44520, 48860, 55491, 58632, 73290, 73988, 83760, 89040, 92485, 97720, 110982, 117264, 129479, 146580, 147976, 184970, 195440, 221964, 258958, 277455, 293160, 295952, 369940, 388437, 443928, 517916, 554910, 586320, 647395, 739880, 776874, 887856, 1035832, 1109820, 1294790, 1479760, 1553748, 1942185, 2071664, 2219640, 2589580, 3107496, 3884370, 4439280, 5179160, 6214992, 7768740, 10358320, 15537480, 31074960]

約数ペア:

[(1, 31074960), (2, 15537480), (3, 10358320), (4, 7768740), (5, 6214992), (6, 5179160), (7, 4439280), (8, 3884370), (10, 3107496), (12, 2589580), (14, 2219640), (15, 2071664), (16, 1942185), (20, 1553748), (21, 1479760), (24, 1294790), (28, 1109820), (30, 1035832), (35, 887856), (40, 776874), (42, 739880), (48, 647395), (53, 586320), (56, 554910), (60, 517916), (70, 443928), (80, 388437), (84, 369940), (105, 295952), (106, 293160), (112, 277455), (120, 258958), (140, 221964), (159, 195440), (168, 184970), (210, 147976), (212, 146580), (240, 129479), (265, 117264), (280, 110982), (318, 97720), (336, 92485), (349, 89040), (371, 83760), (420, 73988), (424, 73290), (530, 58632), (560, 55491), (636, 48860), (698, 44520), (742, 41880), (795, 39088), (840, 36994), (848, 36645), (1047, 29680), (1060, 29316), (1113, 27920), (1272, 24430), (1396, 22260), (1484, 20940), (1590, 19544), (1680, 18497), (1745, 17808), (1855, 16752), (2094, 14840), (2120, 14658), (2226, 13960), (2443, 12720), (2544, 12215), (2792, 11130), (2968, 10470), (3180, 9772), (3490, 8904), (3710, 8376), (4188, 7420), (4240, 7329), (4452, 6980), (4886, 6360), (5235, 5936), (5565, 5584)]