287251120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{14537}}^1$

素因数の和:14582

約数の個数: 80

約数和(自身を含む): 757139040

約数和(自身を除く): 469887920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 9880, 14537, 19760, 29074, 58148, 72685, 116296, 145370, 188981, 232592, 276203, 290740, 377962, 552406, 581480, 755924, 944905, 1104812, 1162960, 1381015, 1511848, 1889810, 2209624, 2762030, 3023696, 3590639, 3779620, 4419248, 5524060, 7181278, 7559240, 11048120, 14362556, 15118480, 17953195, 22096240, 28725112, 35906390, 57450224, 71812780, 143625560, 287251120]

約数ペア:

[(1, 287251120), (2, 143625560), (4, 71812780), (5, 57450224), (8, 35906390), (10, 28725112), (13, 22096240), (16, 17953195), (19, 15118480), (20, 14362556), (26, 11048120), (38, 7559240), (40, 7181278), (52, 5524060), (65, 4419248), (76, 3779620), (80, 3590639), (95, 3023696), (104, 2762030), (130, 2209624), (152, 1889810), (190, 1511848), (208, 1381015), (247, 1162960), (260, 1104812), (304, 944905), (380, 755924), (494, 581480), (520, 552406), (760, 377962), (988, 290740), (1040, 276203), (1235, 232592), (1520, 188981), (1976, 145370), (2470, 116296), (3952, 72685), (4940, 58148), (9880, 29074), (14537, 19760)]