142457640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1723}}^1$

素因数の和:1803

約数の個数: 128

約数和(自身を含む): 469203840

約数和(自身を除く): 326746200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 53, 60, 65, 78, 104, 106, 120, 130, 156, 159, 195, 212, 260, 265, 312, 318, 390, 424, 520, 530, 636, 689, 780, 795, 1060, 1272, 1378, 1560, 1590, 1723, 2067, 2120, 2756, 3180, 3445, 3446, 4134, 5169, 5512, 6360, 6890, 6892, 8268, 8615, 10335, 10338, 13780, 13784, 16536, 17230, 20670, 20676, 22399, 25845, 27560, 34460, 41340, 41352, 44798, 51690, 67197, 68920, 82680, 89596, 91319, 103380, 111995, 134394, 179192, 182638, 206760, 223990, 268788, 273957, 335985, 365276, 447980, 456595, 537576, 547914, 671970, 730552, 895960, 913190, 1095828, 1187147, 1343940, 1369785, 1826380, 2191656, 2374294, 2687880, 2739570, 3561441, 3652760, 4748588, 5479140, 5935735, 7122882, 9497176, 10958280, 11871470, 14245764, 17807205, 23742940, 28491528, 35614410, 47485880, 71228820, 142457640]

約数ペア:

[(1, 142457640), (2, 71228820), (3, 47485880), (4, 35614410), (5, 28491528), (6, 23742940), (8, 17807205), (10, 14245764), (12, 11871470), (13, 10958280), (15, 9497176), (20, 7122882), (24, 5935735), (26, 5479140), (30, 4748588), (39, 3652760), (40, 3561441), (52, 2739570), (53, 2687880), (60, 2374294), (65, 2191656), (78, 1826380), (104, 1369785), (106, 1343940), (120, 1187147), (130, 1095828), (156, 913190), (159, 895960), (195, 730552), (212, 671970), (260, 547914), (265, 537576), (312, 456595), (318, 447980), (390, 365276), (424, 335985), (520, 273957), (530, 268788), (636, 223990), (689, 206760), (780, 182638), (795, 179192), (1060, 134394), (1272, 111995), (1378, 103380), (1560, 91319), (1590, 89596), (1723, 82680), (2067, 68920), (2120, 67197), (2756, 51690), (3180, 44798), (3445, 41352), (3446, 41340), (4134, 34460), (5169, 27560), (5512, 25845), (6360, 22399), (6890, 20676), (6892, 20670), (8268, 17230), (8615, 16536), (10335, 13784), (10338, 13780)]