77985660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{181}}^1$

素因数の和:403

約数の個数: 96

約数和(自身を含む): 226017792

約数和(自身を除く): 148032132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 167, 172, 181, 215, 258, 334, 362, 430, 501, 516, 543, 645, 668, 724, 835, 860, 905, 1002, 1086, 1290, 1670, 1810, 2004, 2172, 2505, 2580, 2715, 3340, 3620, 5010, 5430, 7181, 7783, 10020, 10860, 14362, 15566, 21543, 23349, 28724, 30227, 31132, 35905, 38915, 43086, 46698, 60454, 71810, 77830, 86172, 90681, 93396, 107715, 116745, 120908, 143620, 151135, 155660, 181362, 215430, 233490, 302270, 362724, 430860, 453405, 466980, 604540, 906810, 1299761, 1813620, 2599522, 3899283, 5199044, 6498805, 7798566, 12997610, 15597132, 19496415, 25995220, 38992830, 77985660]

約数ペア:

[(1, 77985660), (2, 38992830), (3, 25995220), (4, 19496415), (5, 15597132), (6, 12997610), (10, 7798566), (12, 6498805), (15, 5199044), (20, 3899283), (30, 2599522), (43, 1813620), (60, 1299761), (86, 906810), (129, 604540), (167, 466980), (172, 453405), (181, 430860), (215, 362724), (258, 302270), (334, 233490), (362, 215430), (430, 181362), (501, 155660), (516, 151135), (543, 143620), (645, 120908), (668, 116745), (724, 107715), (835, 93396), (860, 90681), (905, 86172), (1002, 77830), (1086, 71810), (1290, 60454), (1670, 46698), (1810, 43086), (2004, 38915), (2172, 35905), (2505, 31132), (2580, 30227), (2715, 28724), (3340, 23349), (3620, 21543), (5010, 15566), (5430, 14362), (7181, 10860), (7783, 10020)]