380852680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:303

約数の個数: 128

約数和(自身を含む): 954777600

約数和(自身を除く): 573924920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 73, 79, 104, 127, 130, 146, 158, 254, 260, 292, 316, 365, 395, 508, 520, 584, 632, 635, 730, 790, 949, 1016, 1027, 1270, 1460, 1580, 1651, 1898, 2054, 2540, 2920, 3160, 3302, 3796, 4108, 4745, 5080, 5135, 5767, 6604, 7592, 8216, 8255, 9271, 9490, 10033, 10270, 11534, 13208, 16510, 18542, 18980, 20066, 20540, 23068, 28835, 33020, 37084, 37960, 40132, 41080, 46136, 46355, 50165, 57670, 66040, 74168, 74971, 80264, 92710, 100330, 115340, 120523, 130429, 149942, 185420, 200660, 230680, 241046, 260858, 299884, 370840, 374855, 401320, 482092, 521716, 599768, 602615, 652145, 732409, 749710, 964184, 1043432, 1205230, 1304290, 1464818, 1499420, 2410460, 2608580, 2929636, 2998840, 3662045, 4820920, 5217160, 5859272, 7324090, 9521317, 14648180, 19042634, 29296360, 38085268, 47606585, 76170536, 95213170, 190426340, 380852680]

約数ペア:

[(1, 380852680), (2, 190426340), (4, 95213170), (5, 76170536), (8, 47606585), (10, 38085268), (13, 29296360), (20, 19042634), (26, 14648180), (40, 9521317), (52, 7324090), (65, 5859272), (73, 5217160), (79, 4820920), (104, 3662045), (127, 2998840), (130, 2929636), (146, 2608580), (158, 2410460), (254, 1499420), (260, 1464818), (292, 1304290), (316, 1205230), (365, 1043432), (395, 964184), (508, 749710), (520, 732409), (584, 652145), (632, 602615), (635, 599768), (730, 521716), (790, 482092), (949, 401320), (1016, 374855), (1027, 370840), (1270, 299884), (1460, 260858), (1580, 241046), (1651, 230680), (1898, 200660), (2054, 185420), (2540, 149942), (2920, 130429), (3160, 120523), (3302, 115340), (3796, 100330), (4108, 92710), (4745, 80264), (5080, 74971), (5135, 74168), (5767, 66040), (6604, 57670), (7592, 50165), (8216, 46355), (8255, 46136), (9271, 41080), (9490, 40132), (10033, 37960), (10270, 37084), (11534, 33020), (13208, 28835), (16510, 23068), (18542, 20540), (18980, 20066)]