7880880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{4691}}^1$

素因数の和:4714

約数の個数: 80

約数和(自身を含む): 27926784

約数和(自身を除く): 20045904

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, 4691, 9382, 14073, 18764, 23455, 28146, 32837, 37528, 46910, 56292, 65674, 70365, 75056, 93820, 98511, 112584, 131348, 140730, 164185, 187640, 197022, 225168, 262696, 281460, 328370, 375280, 394044, 492555, 525392, 562920, 656740, 788088, 985110, 1125840, 1313480, 1576176, 1970220, 2626960, 3940440, 7880880]

約数ペア:

[(1, 7880880), (2, 3940440), (3, 2626960), (4, 1970220), (5, 1576176), (6, 1313480), (7, 1125840), (8, 985110), (10, 788088), (12, 656740), (14, 562920), (15, 525392), (16, 492555), (20, 394044), (21, 375280), (24, 328370), (28, 281460), (30, 262696), (35, 225168), (40, 197022), (42, 187640), (48, 164185), (56, 140730), (60, 131348), (70, 112584), (80, 98511), (84, 93820), (105, 75056), (112, 70365), (120, 65674), (140, 56292), (168, 46910), (210, 37528), (240, 32837), (280, 28146), (336, 23455), (420, 18764), (560, 14073), (840, 9382), (1680, 4691)]