81931280544

素因数分解:

$2^5\times 3^3\times {\mathrm{191}}^1\times {\mathrm{496481}}^1$

素因数の和:496691

約数の個数: 96

約数和(自身を含む): 240217850880

約数和(自身を除く): 158286570336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 191, 216, 288, 382, 432, 573, 764, 864, 1146, 1528, 1719, 2292, 3056, 3438, 4584, 5157, 6112, 6876, 9168, 10314, 13752, 18336, 20628, 27504, 41256, 55008, 82512, 165024, 496481, 992962, 1489443, 1985924, 2978886, 3971848, 4468329, 5957772, 7943696, 8936658, 11915544, 13404987, 15887392, 17873316, 23831088, 26809974, 35746632, 47662176, 53619948, 71493264, 94827871, 107239896, 142986528, 189655742, 214479792, 284483613, 379311484, 428959584, 568967226, 758622968, 853450839, 1137934452, 1517245936, 1706901678, 2275868904, 2560352517, 3034491872, 3413803356, 4551737808, 5120705034, 6827606712, 9103475616, 10241410068, 13655213424, 20482820136, 27310426848, 40965640272, 81931280544]

約数ペア:

[(1, 81931280544), (2, 40965640272), (3, 27310426848), (4, 20482820136), (6, 13655213424), (8, 10241410068), (9, 9103475616), (12, 6827606712), (16, 5120705034), (18, 4551737808), (24, 3413803356), (27, 3034491872), (32, 2560352517), (36, 2275868904), (48, 1706901678), (54, 1517245936), (72, 1137934452), (96, 853450839), (108, 758622968), (144, 568967226), (191, 428959584), (216, 379311484), (288, 284483613), (382, 214479792), (432, 189655742), (573, 142986528), (764, 107239896), (864, 94827871), (1146, 71493264), (1528, 53619948), (1719, 47662176), (2292, 35746632), (3056, 26809974), (3438, 23831088), (4584, 17873316), (5157, 15887392), (6112, 13404987), (6876, 11915544), (9168, 8936658), (10314, 7943696), (13752, 5957772), (18336, 4468329), (20628, 3971848), (27504, 2978886), (41256, 1985924), (55008, 1489443), (82512, 992962), (165024, 496481)]