156801920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22273}}^1$

素因数の和:22303

約数の個数: 64

約数和(自身を含む): 408950640

約数和(自身を除く): 252148720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 22273, 44546, 89092, 111365, 178184, 222730, 245003, 356368, 445460, 490006, 712736, 890920, 980012, 1225015, 1425472, 1781840, 1960024, 2450030, 2850944, 3563680, 3920048, 4900060, 7127360, 7840096, 9800120, 14254720, 15680192, 19600240, 31360384, 39200480, 78400960, 156801920]

約数ペア:

[(1, 156801920), (2, 78400960), (4, 39200480), (5, 31360384), (8, 19600240), (10, 15680192), (11, 14254720), (16, 9800120), (20, 7840096), (22, 7127360), (32, 4900060), (40, 3920048), (44, 3563680), (55, 2850944), (64, 2450030), (80, 1960024), (88, 1781840), (110, 1425472), (128, 1225015), (160, 980012), (176, 890920), (220, 712736), (320, 490006), (352, 445460), (440, 356368), (640, 245003), (704, 222730), (880, 178184), (1408, 111365), (1760, 89092), (3520, 44546), (7040, 22273)]