61980360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{593}}^1$

素因数の和:687

約数の個数: 128

約数和(自身を含む): 203575680

約数和(自身を除く): 141595320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 67, 78, 104, 120, 130, 134, 156, 195, 201, 260, 268, 312, 335, 390, 402, 520, 536, 593, 670, 780, 804, 871, 1005, 1186, 1340, 1560, 1608, 1742, 1779, 2010, 2372, 2613, 2680, 2965, 3484, 3558, 4020, 4355, 4744, 5226, 5930, 6968, 7116, 7709, 8040, 8710, 8895, 10452, 11860, 13065, 14232, 15418, 17420, 17790, 20904, 23127, 23720, 26130, 30836, 34840, 35580, 38545, 39731, 46254, 52260, 61672, 71160, 77090, 79462, 92508, 104520, 115635, 119193, 154180, 158924, 185016, 198655, 231270, 238386, 308360, 317848, 397310, 462540, 476772, 516503, 595965, 794620, 925080, 953544, 1033006, 1191930, 1549509, 1589240, 2066012, 2383860, 2582515, 3099018, 4132024, 4767720, 5165030, 6198036, 7747545, 10330060, 12396072, 15495090, 20660120, 30990180, 61980360]

約数ペア:

[(1, 61980360), (2, 30990180), (3, 20660120), (4, 15495090), (5, 12396072), (6, 10330060), (8, 7747545), (10, 6198036), (12, 5165030), (13, 4767720), (15, 4132024), (20, 3099018), (24, 2582515), (26, 2383860), (30, 2066012), (39, 1589240), (40, 1549509), (52, 1191930), (60, 1033006), (65, 953544), (67, 925080), (78, 794620), (104, 595965), (120, 516503), (130, 476772), (134, 462540), (156, 397310), (195, 317848), (201, 308360), (260, 238386), (268, 231270), (312, 198655), (335, 185016), (390, 158924), (402, 154180), (520, 119193), (536, 115635), (593, 104520), (670, 92508), (780, 79462), (804, 77090), (871, 71160), (1005, 61672), (1186, 52260), (1340, 46254), (1560, 39731), (1608, 38545), (1742, 35580), (1779, 34840), (2010, 30836), (2372, 26130), (2613, 23720), (2680, 23127), (2965, 20904), (3484, 17790), (3558, 17420), (4020, 15418), (4355, 14232), (4744, 13065), (5226, 11860), (5930, 10452), (6968, 8895), (7116, 8710), (7709, 8040)]