277390480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3023}}^1$

素因数の和:3104

約数の個数: 80

約数和(自身を含む): 683956224

約数和(自身を除く): 406565744

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, 3023, 4588, 5735, 6046, 9176, 11470, 12092, 15115, 18352, 22940, 24184, 30230, 45880, 48368, 60460, 91760, 93713, 111851, 120920, 187426, 223702, 241840, 374852, 447404, 468565, 559255, 749704, 894808, 937130, 1118510, 1499408, 1789616, 1874260, 2237020, 3467381, 3748520, 4474040, 6934762, 7497040, 8948080, 13869524, 17336905, 27739048, 34673810, 55478096, 69347620, 138695240, 277390480]

約数ペア:

[(1, 277390480), (2, 138695240), (4, 69347620), (5, 55478096), (8, 34673810), (10, 27739048), (16, 17336905), (20, 13869524), (31, 8948080), (37, 7497040), (40, 6934762), (62, 4474040), (74, 3748520), (80, 3467381), (124, 2237020), (148, 1874260), (155, 1789616), (185, 1499408), (248, 1118510), (296, 937130), (310, 894808), (370, 749704), (496, 559255), (592, 468565), (620, 447404), (740, 374852), (1147, 241840), (1240, 223702), (1480, 187426), (2294, 120920), (2480, 111851), (2960, 93713), (3023, 91760), (4588, 60460), (5735, 48368), (6046, 45880), (9176, 30230), (11470, 24184), (12092, 22940), (15115, 18352)]