289952040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{345181}}^1$

素因数の和:345202

約数の個数: 64

約数和(自身を含む): 994124160

約数和(自身を除く): 704172120

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, 120, 140, 168, 210, 280, 420, 840, 345181, 690362, 1035543, 1380724, 1725905, 2071086, 2416267, 2761448, 3451810, 4142172, 4832534, 5177715, 6903620, 7248801, 8284344, 9665068, 10355430, 12081335, 13807240, 14497602, 19330136, 20710860, 24162670, 28995204, 36244005, 41421720, 48325340, 57990408, 72488010, 96650680, 144976020, 289952040]

約数ペア:

[(1, 289952040), (2, 144976020), (3, 96650680), (4, 72488010), (5, 57990408), (6, 48325340), (7, 41421720), (8, 36244005), (10, 28995204), (12, 24162670), (14, 20710860), (15, 19330136), (20, 14497602), (21, 13807240), (24, 12081335), (28, 10355430), (30, 9665068), (35, 8284344), (40, 7248801), (42, 6903620), (56, 5177715), (60, 4832534), (70, 4142172), (84, 3451810), (105, 2761448), (120, 2416267), (140, 2071086), (168, 1725905), (210, 1380724), (280, 1035543), (420, 690362), (840, 345181)]