264480720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{157429}}^1$

素因数の和:157452

約数の個数: 80

約数和(自身を含む): 937023360

約数和(自身を除く): 672542640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 157429, 314858, 472287, 629716, 787145, 944574, 1102003, 1259432, 1574290, 1889148, 2204006, 2361435, 2518864, 3148580, 3306009, 3778296, 4408012, 4722870, 5510015, 6297160, 6612018, 7556592, 8816024, 9445740, 11020030, 12594320, 13224036, 16530045, 17632048, 18891480, 22040060, 26448072, 33060090, 37782960, 44080120, 52896144, 66120180, 88160240, 132240360, 264480720]

約数ペア:

[(1, 264480720), (2, 132240360), (3, 88160240), (4, 66120180), (5, 52896144), (6, 44080120), (7, 37782960), (8, 33060090), (10, 26448072), (12, 22040060), (14, 18891480), (15, 17632048), (16, 16530045), (20, 13224036), (21, 12594320), (24, 11020030), (28, 9445740), (30, 8816024), (35, 7556592), (40, 6612018), (42, 6297160), (48, 5510015), (56, 4722870), (60, 4408012), (70, 3778296), (80, 3306009), (84, 3148580), (105, 2518864), (112, 2361435), (120, 2204006), (140, 1889148), (168, 1574290), (210, 1259432), (240, 1102003), (280, 944574), (336, 787145), (420, 629716), (560, 472287), (840, 314858), (1680, 157429)]