78655860

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2111}}^1$

素因数の和:2155

約数の個数: 120

約数和(自身を含む): 257596416

約数和(自身を除く): 178940556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 81, 90, 92, 108, 115, 135, 138, 162, 180, 207, 230, 270, 276, 324, 345, 405, 414, 460, 540, 621, 690, 810, 828, 1035, 1242, 1380, 1620, 1863, 2070, 2111, 2484, 3105, 3726, 4140, 4222, 6210, 6333, 7452, 8444, 9315, 10555, 12420, 12666, 18630, 18999, 21110, 25332, 31665, 37260, 37998, 42220, 48553, 56997, 63330, 75996, 94995, 97106, 113994, 126660, 145659, 170991, 189990, 194212, 227988, 242765, 284985, 291318, 341982, 379980, 436977, 485530, 569970, 582636, 683964, 728295, 854955, 873954, 971060, 1139940, 1310931, 1456590, 1709910, 1747908, 2184885, 2621862, 2913180, 3419820, 3932793, 4369770, 5243724, 6554655, 7865586, 8739540, 13109310, 15731172, 19663965, 26218620, 39327930, 78655860]

約数ペア:

[(1, 78655860), (2, 39327930), (3, 26218620), (4, 19663965), (5, 15731172), (6, 13109310), (9, 8739540), (10, 7865586), (12, 6554655), (15, 5243724), (18, 4369770), (20, 3932793), (23, 3419820), (27, 2913180), (30, 2621862), (36, 2184885), (45, 1747908), (46, 1709910), (54, 1456590), (60, 1310931), (69, 1139940), (81, 971060), (90, 873954), (92, 854955), (108, 728295), (115, 683964), (135, 582636), (138, 569970), (162, 485530), (180, 436977), (207, 379980), (230, 341982), (270, 291318), (276, 284985), (324, 242765), (345, 227988), (405, 194212), (414, 189990), (460, 170991), (540, 145659), (621, 126660), (690, 113994), (810, 97106), (828, 94995), (1035, 75996), (1242, 63330), (1380, 56997), (1620, 48553), (1863, 42220), (2070, 37998), (2111, 37260), (2484, 31665), (3105, 25332), (3726, 21110), (4140, 18999), (4222, 18630), (6210, 12666), (6333, 12420), (7452, 10555), (8444, 9315)]