31554120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:319

約数の個数: 128

約数和(自身を含む): 103420800

約数和(自身を除く): 71866680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 113, 120, 130, 156, 179, 195, 226, 260, 312, 339, 358, 390, 452, 520, 537, 565, 678, 716, 780, 895, 904, 1074, 1130, 1356, 1432, 1469, 1560, 1695, 1790, 2148, 2260, 2327, 2685, 2712, 2938, 3390, 3580, 4296, 4407, 4520, 4654, 5370, 5876, 6780, 6981, 7160, 7345, 8814, 9308, 10740, 11635, 11752, 13560, 13962, 14690, 17628, 18616, 20227, 21480, 22035, 23270, 27924, 29380, 34905, 35256, 40454, 44070, 46540, 55848, 58760, 60681, 69810, 80908, 88140, 93080, 101135, 121362, 139620, 161816, 176280, 202270, 242724, 262951, 279240, 303405, 404540, 485448, 525902, 606810, 788853, 809080, 1051804, 1213620, 1314755, 1577706, 2103608, 2427240, 2629510, 3155412, 3944265, 5259020, 6310824, 7888530, 10518040, 15777060, 31554120]

約数ペア:

[(1, 31554120), (2, 15777060), (3, 10518040), (4, 7888530), (5, 6310824), (6, 5259020), (8, 3944265), (10, 3155412), (12, 2629510), (13, 2427240), (15, 2103608), (20, 1577706), (24, 1314755), (26, 1213620), (30, 1051804), (39, 809080), (40, 788853), (52, 606810), (60, 525902), (65, 485448), (78, 404540), (104, 303405), (113, 279240), (120, 262951), (130, 242724), (156, 202270), (179, 176280), (195, 161816), (226, 139620), (260, 121362), (312, 101135), (339, 93080), (358, 88140), (390, 80908), (452, 69810), (520, 60681), (537, 58760), (565, 55848), (678, 46540), (716, 44070), (780, 40454), (895, 35256), (904, 34905), (1074, 29380), (1130, 27924), (1356, 23270), (1432, 22035), (1469, 21480), (1560, 20227), (1695, 18616), (1790, 17628), (2148, 14690), (2260, 13962), (2327, 13560), (2685, 11752), (2712, 11635), (2938, 10740), (3390, 9308), (3580, 8814), (4296, 7345), (4407, 7160), (4520, 6981), (4654, 6780), (5370, 5876)]