31639020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1061}}^1$

素因数の和:1151

約数の個数: 96

約数和(自身を含む): 102767616

約数和(自身を除く): 71128596

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, 1061, 1065, 1420, 1491, 1988, 2122, 2130, 2485, 2982, 3183, 4244, 4260, 4970, 5305, 5964, 6366, 7427, 7455, 9940, 10610, 12732, 14854, 14910, 15915, 21220, 22281, 29708, 29820, 31830, 37135, 44562, 63660, 74270, 75331, 89124, 111405, 148540, 150662, 222810, 225993, 301324, 376655, 445620, 451986, 527317, 753310, 903972, 1054634, 1129965, 1506620, 1581951, 2109268, 2259930, 2636585, 3163902, 4519860, 5273170, 6327804, 7909755, 10546340, 15819510, 31639020]

約数ペア:

[(1, 31639020), (2, 15819510), (3, 10546340), (4, 7909755), (5, 6327804), (6, 5273170), (7, 4519860), (10, 3163902), (12, 2636585), (14, 2259930), (15, 2109268), (20, 1581951), (21, 1506620), (28, 1129965), (30, 1054634), (35, 903972), (42, 753310), (60, 527317), (70, 451986), (71, 445620), (84, 376655), (105, 301324), (140, 225993), (142, 222810), (210, 150662), (213, 148540), (284, 111405), (355, 89124), (420, 75331), (426, 74270), (497, 63660), (710, 44562), (852, 37135), (994, 31830), (1061, 29820), (1065, 29708), (1420, 22281), (1491, 21220), (1988, 15915), (2122, 14910), (2130, 14854), (2485, 12732), (2982, 10610), (3183, 9940), (4244, 7455), (4260, 7427), (4970, 6366), (5305, 5964)]