840246320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{9157}}^1$

素因数の和:9238

約数の個数: 80

約数和(自身を含む): 2071319808

約数和(自身を除く): 1231073488

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, 4588, 5735, 9157, 9176, 11470, 18314, 18352, 22940, 36628, 45785, 45880, 73256, 91570, 91760, 146512, 183140, 283867, 338809, 366280, 567734, 677618, 732560, 1135468, 1355236, 1419335, 1694045, 2270936, 2710472, 2838670, 3388090, 4541872, 5420944, 5677340, 6776180, 10503079, 11354680, 13552360, 21006158, 22709360, 27104720, 42012316, 52515395, 84024632, 105030790, 168049264, 210061580, 420123160, 840246320]

約数ペア:

[(1, 840246320), (2, 420123160), (4, 210061580), (5, 168049264), (8, 105030790), (10, 84024632), (16, 52515395), (20, 42012316), (31, 27104720), (37, 22709360), (40, 21006158), (62, 13552360), (74, 11354680), (80, 10503079), (124, 6776180), (148, 5677340), (155, 5420944), (185, 4541872), (248, 3388090), (296, 2838670), (310, 2710472), (370, 2270936), (496, 1694045), (592, 1419335), (620, 1355236), (740, 1135468), (1147, 732560), (1240, 677618), (1480, 567734), (2294, 366280), (2480, 338809), (2960, 283867), (4588, 183140), (5735, 146512), (9157, 91760), (9176, 91570), (11470, 73256), (18314, 45880), (18352, 45785), (22940, 36628)]