151221760

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3109}}^1$

素因数の和:3151

約数の個数: 80

約数和(自身を含む): 381783600

約数和(自身を除く): 230561840

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, 512, 608, 640, 760, 1216, 1280, 1520, 2432, 2560, 3040, 3109, 4864, 6080, 6218, 9728, 12160, 12436, 15545, 24320, 24872, 31090, 48640, 49744, 59071, 62180, 99488, 118142, 124360, 198976, 236284, 248720, 295355, 397952, 472568, 497440, 590710, 795904, 945136, 994880, 1181420, 1591808, 1890272, 1989760, 2362840, 3780544, 3979520, 4725680, 7561088, 7959040, 9451360, 15122176, 18902720, 30244352, 37805440, 75610880, 151221760]

約数ペア:

[(1, 151221760), (2, 75610880), (4, 37805440), (5, 30244352), (8, 18902720), (10, 15122176), (16, 9451360), (19, 7959040), (20, 7561088), (32, 4725680), (38, 3979520), (40, 3780544), (64, 2362840), (76, 1989760), (80, 1890272), (95, 1591808), (128, 1181420), (152, 994880), (160, 945136), (190, 795904), (256, 590710), (304, 497440), (320, 472568), (380, 397952), (512, 295355), (608, 248720), (640, 236284), (760, 198976), (1216, 124360), (1280, 118142), (1520, 99488), (2432, 62180), (2560, 59071), (3040, 49744), (3109, 48640), (4864, 31090), (6080, 24872), (6218, 24320), (9728, 15545), (12160, 12436)]