289503480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{3221}}^1$

素因数の和:3349

約数の個数: 128

約数和(自身を含む): 1002170880

約数和(自身を除く): 712667400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 107, 120, 140, 168, 210, 214, 280, 321, 420, 428, 535, 642, 749, 840, 856, 1070, 1284, 1498, 1605, 2140, 2247, 2568, 2996, 3210, 3221, 3745, 4280, 4494, 5992, 6420, 6442, 7490, 8988, 9663, 11235, 12840, 12884, 14980, 16105, 17976, 19326, 22470, 22547, 25768, 29960, 32210, 38652, 44940, 45094, 48315, 64420, 67641, 77304, 89880, 90188, 96630, 112735, 128840, 135282, 180376, 193260, 225470, 270564, 338205, 344647, 386520, 450940, 541128, 676410, 689294, 901880, 1033941, 1352820, 1378588, 1723235, 2067882, 2412529, 2705640, 2757176, 3446470, 4135764, 4825058, 5169705, 6892940, 7237587, 8271528, 9650116, 10339410, 12062645, 13785880, 14475174, 19300232, 20678820, 24125290, 28950348, 36187935, 41357640, 48250580, 57900696, 72375870, 96501160, 144751740, 289503480]

約数ペア:

[(1, 289503480), (2, 144751740), (3, 96501160), (4, 72375870), (5, 57900696), (6, 48250580), (7, 41357640), (8, 36187935), (10, 28950348), (12, 24125290), (14, 20678820), (15, 19300232), (20, 14475174), (21, 13785880), (24, 12062645), (28, 10339410), (30, 9650116), (35, 8271528), (40, 7237587), (42, 6892940), (56, 5169705), (60, 4825058), (70, 4135764), (84, 3446470), (105, 2757176), (107, 2705640), (120, 2412529), (140, 2067882), (168, 1723235), (210, 1378588), (214, 1352820), (280, 1033941), (321, 901880), (420, 689294), (428, 676410), (535, 541128), (642, 450940), (749, 386520), (840, 344647), (856, 338205), (1070, 270564), (1284, 225470), (1498, 193260), (1605, 180376), (2140, 135282), (2247, 128840), (2568, 112735), (2996, 96630), (3210, 90188), (3221, 89880), (3745, 77304), (4280, 67641), (4494, 64420), (5992, 48315), (6420, 45094), (6442, 44940), (7490, 38652), (8988, 32210), (9663, 29960), (11235, 25768), (12840, 22547), (12884, 22470), (14980, 19326), (16105, 17976)]