53681220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4889}}^1$

素因数の和:4965

約数の個数: 72

約数和(自身を含む): 165536280

約数和(自身を除く): 111855060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 4889, 5490, 9778, 10980, 14667, 19556, 24445, 29334, 44001, 48890, 58668, 73335, 88002, 97780, 146670, 176004, 220005, 293340, 298229, 440010, 596458, 880020, 894687, 1192916, 1491145, 1789374, 2684061, 2982290, 3578748, 4473435, 5368122, 5964580, 8946870, 10736244, 13420305, 17893740, 26840610, 53681220]

約数ペア:

[(1, 53681220), (2, 26840610), (3, 17893740), (4, 13420305), (5, 10736244), (6, 8946870), (9, 5964580), (10, 5368122), (12, 4473435), (15, 3578748), (18, 2982290), (20, 2684061), (30, 1789374), (36, 1491145), (45, 1192916), (60, 894687), (61, 880020), (90, 596458), (122, 440010), (180, 298229), (183, 293340), (244, 220005), (305, 176004), (366, 146670), (549, 97780), (610, 88002), (732, 73335), (915, 58668), (1098, 48890), (1220, 44001), (1830, 29334), (2196, 24445), (2745, 19556), (3660, 14667), (4889, 10980), (5490, 9778)]