220071680

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9049}}^1$

素因数の和:9089

約数の個数: 72

約数和(自身を含む): 554946000

約数和(自身を除く): 334874320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 4864, 6080, 9049, 12160, 18098, 24320, 36196, 45245, 72392, 90490, 144784, 171931, 180980, 289568, 343862, 361960, 579136, 687724, 723920, 859655, 1158272, 1375448, 1447840, 1719310, 2316544, 2750896, 2895680, 3438620, 5501792, 5791360, 6877240, 11003584, 11582720, 13754480, 22007168, 27508960, 44014336, 55017920, 110035840, 220071680]

約数ペア:

[(1, 220071680), (2, 110035840), (4, 55017920), (5, 44014336), (8, 27508960), (10, 22007168), (16, 13754480), (19, 11582720), (20, 11003584), (32, 6877240), (38, 5791360), (40, 5501792), (64, 3438620), (76, 2895680), (80, 2750896), (95, 2316544), (128, 1719310), (152, 1447840), (160, 1375448), (190, 1158272), (256, 859655), (304, 723920), (320, 687724), (380, 579136), (608, 361960), (640, 343862), (760, 289568), (1216, 180980), (1280, 171931), (1520, 144784), (2432, 90490), (3040, 72392), (4864, 45245), (6080, 36196), (9049, 24320), (12160, 18098)]