221411340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{17827}}^1$

素因数の和:17868

約数の個数: 96

約数和(自身を含む): 718824960

約数和(自身を除く): 497413620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 460, 540, 621, 690, 828, 1035, 1242, 1380, 2070, 2484, 3105, 4140, 6210, 12420, 17827, 35654, 53481, 71308, 89135, 106962, 160443, 178270, 213924, 267405, 320886, 356540, 410021, 481329, 534810, 641772, 802215, 820042, 962658, 1069620, 1230063, 1604430, 1640084, 1925316, 2050105, 2406645, 2460126, 3208860, 3690189, 4100210, 4813290, 4920252, 6150315, 7380378, 8200420, 9626580, 11070567, 12300630, 14760756, 18450945, 22141134, 24601260, 36901890, 44282268, 55352835, 73803780, 110705670, 221411340]

約数ペア:

[(1, 221411340), (2, 110705670), (3, 73803780), (4, 55352835), (5, 44282268), (6, 36901890), (9, 24601260), (10, 22141134), (12, 18450945), (15, 14760756), (18, 12300630), (20, 11070567), (23, 9626580), (27, 8200420), (30, 7380378), (36, 6150315), (45, 4920252), (46, 4813290), (54, 4100210), (60, 3690189), (69, 3208860), (90, 2460126), (92, 2406645), (108, 2050105), (115, 1925316), (135, 1640084), (138, 1604430), (180, 1230063), (207, 1069620), (230, 962658), (270, 820042), (276, 802215), (345, 641772), (414, 534810), (460, 481329), (540, 410021), (621, 356540), (690, 320886), (828, 267405), (1035, 213924), (1242, 178270), (1380, 160443), (2070, 106962), (2484, 89135), (3105, 71308), (4140, 53481), (6210, 35654), (12420, 17827)]