129221880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1$

素因数の和:453

約数の個数: 128

約数和(自身を含む): 402969600

約数和(自身を除く): 273747720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 79, 86, 120, 129, 158, 172, 215, 237, 258, 316, 317, 344, 395, 430, 474, 516, 632, 634, 645, 790, 860, 948, 951, 1032, 1185, 1268, 1290, 1580, 1585, 1720, 1896, 1902, 2370, 2536, 2580, 3160, 3170, 3397, 3804, 4740, 4755, 5160, 6340, 6794, 7608, 9480, 9510, 10191, 12680, 13588, 13631, 16985, 19020, 20382, 25043, 27176, 27262, 33970, 38040, 40764, 40893, 50086, 50955, 54524, 67940, 68155, 75129, 81528, 81786, 100172, 101910, 109048, 125215, 135880, 136310, 150258, 163572, 200344, 203820, 204465, 250430, 272620, 300516, 327144, 375645, 407640, 408930, 500860, 545240, 601032, 751290, 817860, 1001720, 1076849, 1502580, 1635720, 2153698, 3005160, 3230547, 4307396, 5384245, 6461094, 8614792, 10768490, 12922188, 16152735, 21536980, 25844376, 32305470, 43073960, 64610940, 129221880]

約数ペア:

[(1, 129221880), (2, 64610940), (3, 43073960), (4, 32305470), (5, 25844376), (6, 21536980), (8, 16152735), (10, 12922188), (12, 10768490), (15, 8614792), (20, 6461094), (24, 5384245), (30, 4307396), (40, 3230547), (43, 3005160), (60, 2153698), (79, 1635720), (86, 1502580), (120, 1076849), (129, 1001720), (158, 817860), (172, 751290), (215, 601032), (237, 545240), (258, 500860), (316, 408930), (317, 407640), (344, 375645), (395, 327144), (430, 300516), (474, 272620), (516, 250430), (632, 204465), (634, 203820), (645, 200344), (790, 163572), (860, 150258), (948, 136310), (951, 135880), (1032, 125215), (1185, 109048), (1268, 101910), (1290, 100172), (1580, 81786), (1585, 81528), (1720, 75129), (1896, 68155), (1902, 67940), (2370, 54524), (2536, 50955), (2580, 50086), (3160, 40893), (3170, 40764), (3397, 38040), (3804, 33970), (4740, 27262), (4755, 27176), (5160, 25043), (6340, 20382), (6794, 19020), (7608, 16985), (9480, 13631), (9510, 13588), (10191, 12680)]