308907320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{7669}}^1$

素因数の和:7752

約数の個数: 64

約数和(自身を含む): 745524000

約数和(自身を除く): 436616680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 76, 95, 106, 152, 190, 212, 265, 380, 424, 530, 760, 1007, 1060, 2014, 2120, 4028, 5035, 7669, 8056, 10070, 15338, 20140, 30676, 38345, 40280, 61352, 76690, 145711, 153380, 291422, 306760, 406457, 582844, 728555, 812914, 1165688, 1457110, 1625828, 2032285, 2914220, 3251656, 4064570, 5828440, 7722683, 8129140, 15445366, 16258280, 30890732, 38613415, 61781464, 77226830, 154453660, 308907320]

約数ペア:

[(1, 308907320), (2, 154453660), (4, 77226830), (5, 61781464), (8, 38613415), (10, 30890732), (19, 16258280), (20, 15445366), (38, 8129140), (40, 7722683), (53, 5828440), (76, 4064570), (95, 3251656), (106, 2914220), (152, 2032285), (190, 1625828), (212, 1457110), (265, 1165688), (380, 812914), (424, 728555), (530, 582844), (760, 406457), (1007, 306760), (1060, 291422), (2014, 153380), (2120, 145711), (4028, 76690), (5035, 61352), (7669, 40280), (8056, 38345), (10070, 30676), (15338, 20140)]