399752160

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3947}}^1$

素因数の和:4176

約数の個数: 96

約数和(自身を含む): 1265507712

約数和(自身を除く): 865755552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 211, 240, 422, 480, 633, 844, 1055, 1266, 1688, 2110, 2532, 3165, 3376, 3947, 4220, 5064, 6330, 6752, 7894, 8440, 10128, 11841, 12660, 15788, 16880, 19735, 20256, 23682, 25320, 31576, 33760, 39470, 47364, 50640, 59205, 63152, 78940, 94728, 101280, 118410, 126304, 157880, 189456, 236820, 315760, 378912, 473640, 631520, 832817, 947280, 1665634, 1894560, 2498451, 3331268, 4164085, 4996902, 6662536, 8328170, 9993804, 12492255, 13325072, 16656340, 19987608, 24984510, 26650144, 33312680, 39975216, 49969020, 66625360, 79950432, 99938040, 133250720, 199876080, 399752160]

約数ペア:

[(1, 399752160), (2, 199876080), (3, 133250720), (4, 99938040), (5, 79950432), (6, 66625360), (8, 49969020), (10, 39975216), (12, 33312680), (15, 26650144), (16, 24984510), (20, 19987608), (24, 16656340), (30, 13325072), (32, 12492255), (40, 9993804), (48, 8328170), (60, 6662536), (80, 4996902), (96, 4164085), (120, 3331268), (160, 2498451), (211, 1894560), (240, 1665634), (422, 947280), (480, 832817), (633, 631520), (844, 473640), (1055, 378912), (1266, 315760), (1688, 236820), (2110, 189456), (2532, 157880), (3165, 126304), (3376, 118410), (3947, 101280), (4220, 94728), (5064, 78940), (6330, 63152), (6752, 59205), (7894, 50640), (8440, 47364), (10128, 39470), (11841, 33760), (12660, 31576), (15788, 25320), (16880, 23682), (19735, 20256)]