161985408

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{877}}^1$

素因数の和:944

約数の個数: 128

約数和(自身を含む): 476437920

約数和(自身を除く): 314452512

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 37, 39, 48, 52, 64, 74, 78, 96, 104, 111, 128, 148, 156, 192, 208, 222, 296, 312, 384, 416, 444, 481, 592, 624, 832, 877, 888, 962, 1184, 1248, 1443, 1664, 1754, 1776, 1924, 2368, 2496, 2631, 2886, 3508, 3552, 3848, 4736, 4992, 5262, 5772, 7016, 7104, 7696, 10524, 11401, 11544, 14032, 14208, 15392, 21048, 22802, 23088, 28064, 30784, 32449, 34203, 42096, 45604, 46176, 56128, 61568, 64898, 68406, 84192, 91208, 92352, 97347, 112256, 129796, 136812, 168384, 182416, 184704, 194694, 259592, 273624, 336768, 364832, 389388, 421837, 519184, 547248, 729664, 778776, 843674, 1038368, 1094496, 1265511, 1459328, 1557552, 1687348, 2076736, 2188992, 2531022, 3115104, 3374696, 4153472, 4377984, 5062044, 6230208, 6749392, 10124088, 12460416, 13498784, 20248176, 26997568, 40496352, 53995136, 80992704, 161985408]

約数ペア:

[(1, 161985408), (2, 80992704), (3, 53995136), (4, 40496352), (6, 26997568), (8, 20248176), (12, 13498784), (13, 12460416), (16, 10124088), (24, 6749392), (26, 6230208), (32, 5062044), (37, 4377984), (39, 4153472), (48, 3374696), (52, 3115104), (64, 2531022), (74, 2188992), (78, 2076736), (96, 1687348), (104, 1557552), (111, 1459328), (128, 1265511), (148, 1094496), (156, 1038368), (192, 843674), (208, 778776), (222, 729664), (296, 547248), (312, 519184), (384, 421837), (416, 389388), (444, 364832), (481, 336768), (592, 273624), (624, 259592), (832, 194694), (877, 184704), (888, 182416), (962, 168384), (1184, 136812), (1248, 129796), (1443, 112256), (1664, 97347), (1754, 92352), (1776, 91208), (1924, 84192), (2368, 68406), (2496, 64898), (2631, 61568), (2886, 56128), (3508, 46176), (3552, 45604), (3848, 42096), (4736, 34203), (4992, 32449), (5262, 30784), (5772, 28064), (7016, 23088), (7104, 22802), (7696, 21048), (10524, 15392), (11401, 14208), (11544, 14032)]