279042160

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3041}}^1$

素因数の和:3122

約数の個数: 80

約数和(自身を含む): 688027392

約数和(自身を除く): 408985232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 185, 248, 296, 310, 370, 496, 592, 620, 740, 1147, 1240, 1480, 2294, 2480, 2960, 3041, 4588, 5735, 6082, 9176, 11470, 12164, 15205, 18352, 22940, 24328, 30410, 45880, 48656, 60820, 91760, 94271, 112517, 121640, 188542, 225034, 243280, 377084, 450068, 471355, 562585, 754168, 900136, 942710, 1125170, 1508336, 1800272, 1885420, 2250340, 3488027, 3770840, 4500680, 6976054, 7541680, 9001360, 13952108, 17440135, 27904216, 34880270, 55808432, 69760540, 139521080, 279042160]

約数ペア:

[(1, 279042160), (2, 139521080), (4, 69760540), (5, 55808432), (8, 34880270), (10, 27904216), (16, 17440135), (20, 13952108), (31, 9001360), (37, 7541680), (40, 6976054), (62, 4500680), (74, 3770840), (80, 3488027), (124, 2250340), (148, 1885420), (155, 1800272), (185, 1508336), (248, 1125170), (296, 942710), (310, 900136), (370, 754168), (496, 562585), (592, 471355), (620, 450068), (740, 377084), (1147, 243280), (1240, 225034), (1480, 188542), (2294, 121640), (2480, 112517), (2960, 94271), (3041, 91760), (4588, 60820), (5735, 48656), (6082, 45880), (9176, 30410), (11470, 24328), (12164, 22940), (15205, 18352)]