218454360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{677}}^1\times {\mathrm{2689}}^1$

素因数の和:3380

約数の個数: 64

約数和(自身を含む): 656575200

約数和(自身を除く): 438120840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 677, 1354, 2031, 2689, 2708, 3385, 4062, 5378, 5416, 6770, 8067, 8124, 10155, 10756, 13445, 13540, 16134, 16248, 20310, 21512, 26890, 27080, 32268, 40335, 40620, 53780, 64536, 80670, 81240, 107560, 161340, 322680, 1820453, 3640906, 5461359, 7281812, 9102265, 10922718, 14563624, 18204530, 21845436, 27306795, 36409060, 43690872, 54613590, 72818120, 109227180, 218454360]

約数ペア:

[(1, 218454360), (2, 109227180), (3, 72818120), (4, 54613590), (5, 43690872), (6, 36409060), (8, 27306795), (10, 21845436), (12, 18204530), (15, 14563624), (20, 10922718), (24, 9102265), (30, 7281812), (40, 5461359), (60, 3640906), (120, 1820453), (677, 322680), (1354, 161340), (2031, 107560), (2689, 81240), (2708, 80670), (3385, 64536), (4062, 53780), (5378, 40620), (5416, 40335), (6770, 32268), (8067, 27080), (8124, 26890), (10155, 21512), (10756, 20310), (13445, 16248), (13540, 16134)]