71896020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2411}}^1$

素因数の和:2501

約数の個数: 96

約数和(自身を含む): 233404416

約数和(自身を除く): 161508396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 284, 355, 420, 426, 497, 710, 852, 994, 1065, 1420, 1491, 1988, 2130, 2411, 2485, 2982, 4260, 4822, 4970, 5964, 7233, 7455, 9644, 9940, 12055, 14466, 14910, 16877, 24110, 28932, 29820, 33754, 36165, 48220, 50631, 67508, 72330, 84385, 101262, 144660, 168770, 171181, 202524, 253155, 337540, 342362, 506310, 513543, 684724, 855905, 1012620, 1027086, 1198267, 1711810, 2054172, 2396534, 2567715, 3423620, 3594801, 4793068, 5135430, 5991335, 7189602, 10270860, 11982670, 14379204, 17974005, 23965340, 35948010, 71896020]

約数ペア:

[(1, 71896020), (2, 35948010), (3, 23965340), (4, 17974005), (5, 14379204), (6, 11982670), (7, 10270860), (10, 7189602), (12, 5991335), (14, 5135430), (15, 4793068), (20, 3594801), (21, 3423620), (28, 2567715), (30, 2396534), (35, 2054172), (42, 1711810), (60, 1198267), (70, 1027086), (71, 1012620), (84, 855905), (105, 684724), (140, 513543), (142, 506310), (210, 342362), (213, 337540), (284, 253155), (355, 202524), (420, 171181), (426, 168770), (497, 144660), (710, 101262), (852, 84385), (994, 72330), (1065, 67508), (1420, 50631), (1491, 48220), (1988, 36165), (2130, 33754), (2411, 29820), (2485, 28932), (2982, 24110), (4260, 16877), (4822, 14910), (4970, 14466), (5964, 12055), (7233, 9940), (7455, 9644)]