78826020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14437}}^1$

素因数の和:14469

約数の個数: 96

約数和(自身を含む): 271665408

約数和(自身を除く): 192839388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 14437, 28874, 43311, 57748, 72185, 86622, 101059, 144370, 173244, 187681, 202118, 216555, 288740, 303177, 375362, 404236, 433110, 505295, 563043, 606354, 750724, 866220, 938405, 1010590, 1126086, 1212708, 1313767, 1515885, 1876810, 2021180, 2252172, 2627534, 2815215, 3031770, 3753620, 3941301, 5255068, 5630430, 6063540, 6568835, 7882602, 11260860, 13137670, 15765204, 19706505, 26275340, 39413010, 78826020]

約数ペア:

[(1, 78826020), (2, 39413010), (3, 26275340), (4, 19706505), (5, 15765204), (6, 13137670), (7, 11260860), (10, 7882602), (12, 6568835), (13, 6063540), (14, 5630430), (15, 5255068), (20, 3941301), (21, 3753620), (26, 3031770), (28, 2815215), (30, 2627534), (35, 2252172), (39, 2021180), (42, 1876810), (52, 1515885), (60, 1313767), (65, 1212708), (70, 1126086), (78, 1010590), (84, 938405), (91, 866220), (105, 750724), (130, 606354), (140, 563043), (156, 505295), (182, 433110), (195, 404236), (210, 375362), (260, 303177), (273, 288740), (364, 216555), (390, 202118), (420, 187681), (455, 173244), (546, 144370), (780, 101059), (910, 86622), (1092, 72185), (1365, 57748), (1820, 43311), (2730, 28874), (5460, 14437)]