244704080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1249}}^1$

素因数の和:1372

約数の個数: 80

約数和(自身を含む): 595200000

約数和(自身を除く): 350495920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 79, 80, 124, 155, 158, 248, 310, 316, 395, 496, 620, 632, 790, 1240, 1249, 1264, 1580, 2449, 2480, 2498, 3160, 4898, 4996, 6245, 6320, 9796, 9992, 12245, 12490, 19592, 19984, 24490, 24980, 38719, 39184, 48980, 49960, 77438, 97960, 98671, 99920, 154876, 193595, 195920, 197342, 309752, 387190, 394684, 493355, 619504, 774380, 789368, 986710, 1548760, 1578736, 1973420, 3058801, 3097520, 3946840, 6117602, 7893680, 12235204, 15294005, 24470408, 30588010, 48940816, 61176020, 122352040, 244704080]

約数ペア:

[(1, 244704080), (2, 122352040), (4, 61176020), (5, 48940816), (8, 30588010), (10, 24470408), (16, 15294005), (20, 12235204), (31, 7893680), (40, 6117602), (62, 3946840), (79, 3097520), (80, 3058801), (124, 1973420), (155, 1578736), (158, 1548760), (248, 986710), (310, 789368), (316, 774380), (395, 619504), (496, 493355), (620, 394684), (632, 387190), (790, 309752), (1240, 197342), (1249, 195920), (1264, 193595), (1580, 154876), (2449, 99920), (2480, 98671), (2498, 97960), (3160, 77438), (4898, 49960), (4996, 48980), (6245, 39184), (6320, 38719), (9796, 24980), (9992, 24490), (12245, 19984), (12490, 19592)]