51302640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1181}}^1$

素因数の和:1378

約数の個数: 80

約数和(自身を含む): 160052256

約数和(自身を除く): 108749616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 181, 240, 362, 543, 724, 905, 1086, 1181, 1448, 1810, 2172, 2362, 2715, 2896, 3543, 3620, 4344, 4724, 5430, 5905, 7086, 7240, 8688, 9448, 10860, 11810, 14172, 14480, 17715, 18896, 21720, 23620, 28344, 35430, 43440, 47240, 56688, 70860, 94480, 141720, 213761, 283440, 427522, 641283, 855044, 1068805, 1282566, 1710088, 2137610, 2565132, 3206415, 3420176, 4275220, 5130264, 6412830, 8550440, 10260528, 12825660, 17100880, 25651320, 51302640]

約数ペア:

[(1, 51302640), (2, 25651320), (3, 17100880), (4, 12825660), (5, 10260528), (6, 8550440), (8, 6412830), (10, 5130264), (12, 4275220), (15, 3420176), (16, 3206415), (20, 2565132), (24, 2137610), (30, 1710088), (40, 1282566), (48, 1068805), (60, 855044), (80, 641283), (120, 427522), (181, 283440), (240, 213761), (362, 141720), (543, 94480), (724, 70860), (905, 56688), (1086, 47240), (1181, 43440), (1448, 35430), (1810, 28344), (2172, 23620), (2362, 21720), (2715, 18896), (2896, 17715), (3543, 14480), (3620, 14172), (4344, 11810), (4724, 10860), (5430, 9448), (5905, 8688), (7086, 7240)]