122322780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4889}}^1$

素因数の和:5043

約数の個数: 72

約数和(自身を含む): 373791600

約数和(自身を除く): 251468820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 4170, 4889, 5004, 6255, 8340, 9778, 12510, 14667, 19556, 24445, 25020, 29334, 44001, 48890, 58668, 73335, 88002, 97780, 146670, 176004, 220005, 293340, 440010, 679571, 880020, 1359142, 2038713, 2718284, 3397855, 4077426, 6116139, 6795710, 8154852, 10193565, 12232278, 13591420, 20387130, 24464556, 30580695, 40774260, 61161390, 122322780]

約数ペア:

[(1, 122322780), (2, 61161390), (3, 40774260), (4, 30580695), (5, 24464556), (6, 20387130), (9, 13591420), (10, 12232278), (12, 10193565), (15, 8154852), (18, 6795710), (20, 6116139), (30, 4077426), (36, 3397855), (45, 2718284), (60, 2038713), (90, 1359142), (139, 880020), (180, 679571), (278, 440010), (417, 293340), (556, 220005), (695, 176004), (834, 146670), (1251, 97780), (1390, 88002), (1668, 73335), (2085, 58668), (2502, 48890), (2780, 44001), (4170, 29334), (4889, 25020), (5004, 24445), (6255, 19556), (8340, 14667), (9778, 12510)]