161631540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3467}}^1$

素因数の和:3526

約数の個数: 144

約数和(自身を含む): 575632512

約数和(自身を除く): 414000972

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 210, 222, 252, 259, 315, 333, 370, 420, 444, 518, 555, 630, 666, 740, 777, 1036, 1110, 1260, 1295, 1332, 1554, 1665, 2220, 2331, 2590, 3108, 3330, 3467, 3885, 4662, 5180, 6660, 6934, 7770, 9324, 10401, 11655, 13868, 15540, 17335, 20802, 23310, 24269, 31203, 34670, 41604, 46620, 48538, 52005, 62406, 69340, 72807, 97076, 104010, 121345, 124812, 128279, 145614, 156015, 208020, 218421, 242690, 256558, 291228, 312030, 364035, 384837, 436842, 485380, 513116, 624060, 641395, 728070, 769674, 873684, 897953, 1092105, 1154511, 1282790, 1456140, 1539348, 1795906, 1924185, 2184210, 2309022, 2565580, 2693859, 3591812, 3848370, 4368420, 4489765, 4618044, 5387718, 5772555, 7696740, 8081577, 8979530, 10775436, 11545110, 13469295, 16163154, 17959060, 23090220, 26938590, 32326308, 40407885, 53877180, 80815770, 161631540]

約数ペア:

[(1, 161631540), (2, 80815770), (3, 53877180), (4, 40407885), (5, 32326308), (6, 26938590), (7, 23090220), (9, 17959060), (10, 16163154), (12, 13469295), (14, 11545110), (15, 10775436), (18, 8979530), (20, 8081577), (21, 7696740), (28, 5772555), (30, 5387718), (35, 4618044), (36, 4489765), (37, 4368420), (42, 3848370), (45, 3591812), (60, 2693859), (63, 2565580), (70, 2309022), (74, 2184210), (84, 1924185), (90, 1795906), (105, 1539348), (111, 1456140), (126, 1282790), (140, 1154511), (148, 1092105), (180, 897953), (185, 873684), (210, 769674), (222, 728070), (252, 641395), (259, 624060), (315, 513116), (333, 485380), (370, 436842), (420, 384837), (444, 364035), (518, 312030), (555, 291228), (630, 256558), (666, 242690), (740, 218421), (777, 208020), (1036, 156015), (1110, 145614), (1260, 128279), (1295, 124812), (1332, 121345), (1554, 104010), (1665, 97076), (2220, 72807), (2331, 69340), (2590, 62406), (3108, 52005), (3330, 48538), (3467, 46620), (3885, 41604), (4662, 34670), (5180, 31203), (6660, 24269), (6934, 23310), (7770, 20802), (9324, 17335), (10401, 15540), (11655, 13868)]