400628748

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2239}}^1$

素因数の和:2327

約数の個数: 96

約数和(自身を含む): 1067745280

約数和(自身を除く): 667116532

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 37, 39, 52, 62, 74, 78, 93, 111, 124, 148, 156, 186, 222, 372, 403, 444, 481, 806, 962, 1147, 1209, 1443, 1612, 1924, 2239, 2294, 2418, 2886, 3441, 4478, 4588, 4836, 5772, 6717, 6882, 8956, 13434, 13764, 14911, 26868, 29107, 29822, 44733, 58214, 59644, 69409, 82843, 87321, 89466, 116428, 138818, 165686, 174642, 178932, 208227, 248529, 277636, 331372, 349284, 416454, 497058, 832908, 902317, 994116, 1076959, 1804634, 2153918, 2568133, 2706951, 3230877, 3609268, 4307836, 5136266, 5413902, 6461754, 7704399, 10272532, 10827804, 12923508, 15408798, 30817596, 33385729, 66771458, 100157187, 133542916, 200314374, 400628748]

約数ペア:

[(1, 400628748), (2, 200314374), (3, 133542916), (4, 100157187), (6, 66771458), (12, 33385729), (13, 30817596), (26, 15408798), (31, 12923508), (37, 10827804), (39, 10272532), (52, 7704399), (62, 6461754), (74, 5413902), (78, 5136266), (93, 4307836), (111, 3609268), (124, 3230877), (148, 2706951), (156, 2568133), (186, 2153918), (222, 1804634), (372, 1076959), (403, 994116), (444, 902317), (481, 832908), (806, 497058), (962, 416454), (1147, 349284), (1209, 331372), (1443, 277636), (1612, 248529), (1924, 208227), (2239, 178932), (2294, 174642), (2418, 165686), (2886, 138818), (3441, 116428), (4478, 89466), (4588, 87321), (4836, 82843), (5772, 69409), (6717, 59644), (6882, 58214), (8956, 44733), (13434, 29822), (13764, 29107), (14911, 26868)]