81914160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1181}}^1$

素因数の和:1231

約数の個数: 120

約数和(自身を含む): 269978256

約数和(自身を除く): 188064096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 289, 340, 408, 510, 578, 680, 816, 867, 1020, 1156, 1181, 1360, 1445, 1734, 2040, 2312, 2362, 2890, 3468, 3543, 4080, 4335, 4624, 4724, 5780, 5905, 6936, 7086, 8670, 9448, 11560, 11810, 13872, 14172, 17340, 17715, 18896, 20077, 23120, 23620, 28344, 34680, 35430, 40154, 47240, 56688, 60231, 69360, 70860, 80308, 94480, 100385, 120462, 141720, 160616, 200770, 240924, 283440, 301155, 321232, 341309, 401540, 481848, 602310, 682618, 803080, 963696, 1023927, 1204620, 1365236, 1606160, 1706545, 2047854, 2409240, 2730472, 3413090, 4095708, 4818480, 5119635, 5460944, 6826180, 8191416, 10239270, 13652360, 16382832, 20478540, 27304720, 40957080, 81914160]

約数ペア:

[(1, 81914160), (2, 40957080), (3, 27304720), (4, 20478540), (5, 16382832), (6, 13652360), (8, 10239270), (10, 8191416), (12, 6826180), (15, 5460944), (16, 5119635), (17, 4818480), (20, 4095708), (24, 3413090), (30, 2730472), (34, 2409240), (40, 2047854), (48, 1706545), (51, 1606160), (60, 1365236), (68, 1204620), (80, 1023927), (85, 963696), (102, 803080), (120, 682618), (136, 602310), (170, 481848), (204, 401540), (240, 341309), (255, 321232), (272, 301155), (289, 283440), (340, 240924), (408, 200770), (510, 160616), (578, 141720), (680, 120462), (816, 100385), (867, 94480), (1020, 80308), (1156, 70860), (1181, 69360), (1360, 60231), (1445, 56688), (1734, 47240), (2040, 40154), (2312, 35430), (2362, 34680), (2890, 28344), (3468, 23620), (3543, 23120), (4080, 20077), (4335, 18896), (4624, 17715), (4724, 17340), (5780, 14172), (5905, 13872), (6936, 11810), (7086, 11560), (8670, 9448)]