279464080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{6317}}^1$

素因数の和:6416

約数の個数: 80

約数和(自身を含む): 752094720

約数和(自身を除く): 472630640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 553, 560, 632, 790, 1106, 1264, 1580, 2212, 2765, 3160, 4424, 5530, 6317, 6320, 8848, 11060, 12634, 22120, 25268, 31585, 44219, 44240, 50536, 63170, 88438, 101072, 126340, 176876, 221095, 252680, 353752, 442190, 499043, 505360, 707504, 884380, 998086, 1768760, 1996172, 2495215, 3493301, 3537520, 3992344, 4990430, 6986602, 7984688, 9980860, 13973204, 17466505, 19961720, 27946408, 34933010, 39923440, 55892816, 69866020, 139732040, 279464080]

約数ペア:

[(1, 279464080), (2, 139732040), (4, 69866020), (5, 55892816), (7, 39923440), (8, 34933010), (10, 27946408), (14, 19961720), (16, 17466505), (20, 13973204), (28, 9980860), (35, 7984688), (40, 6986602), (56, 4990430), (70, 3992344), (79, 3537520), (80, 3493301), (112, 2495215), (140, 1996172), (158, 1768760), (280, 998086), (316, 884380), (395, 707504), (553, 505360), (560, 499043), (632, 442190), (790, 353752), (1106, 252680), (1264, 221095), (1580, 176876), (2212, 126340), (2765, 101072), (3160, 88438), (4424, 63170), (5530, 50536), (6317, 44240), (6320, 44219), (8848, 31585), (11060, 25268), (12634, 22120)]