149194640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1013}}^1$

素因数の和:1296

約数の個数: 80

約数和(自身を含む): 398331648

約数和(自身を除く): 249137008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 263, 280, 526, 560, 1013, 1052, 1315, 1841, 2026, 2104, 2630, 3682, 4052, 4208, 5065, 5260, 7091, 7364, 8104, 9205, 10130, 10520, 14182, 14728, 16208, 18410, 20260, 21040, 28364, 29456, 35455, 36820, 40520, 56728, 70910, 73640, 81040, 113456, 141820, 147280, 266419, 283640, 532838, 567280, 1065676, 1332095, 1864933, 2131352, 2664190, 3729866, 4262704, 5328380, 7459732, 9324665, 10656760, 14919464, 18649330, 21313520, 29838928, 37298660, 74597320, 149194640]

約数ペア:

[(1, 149194640), (2, 74597320), (4, 37298660), (5, 29838928), (7, 21313520), (8, 18649330), (10, 14919464), (14, 10656760), (16, 9324665), (20, 7459732), (28, 5328380), (35, 4262704), (40, 3729866), (56, 2664190), (70, 2131352), (80, 1864933), (112, 1332095), (140, 1065676), (263, 567280), (280, 532838), (526, 283640), (560, 266419), (1013, 147280), (1052, 141820), (1315, 113456), (1841, 81040), (2026, 73640), (2104, 70910), (2630, 56728), (3682, 40520), (4052, 36820), (4208, 35455), (5065, 29456), (5260, 28364), (7091, 21040), (7364, 20260), (8104, 18410), (9205, 16208), (10130, 14728), (10520, 14182)]