161647320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31327}}^1$

素因数の和:31384

約数の個数: 64

約数和(自身を含む): 496235520

約数和(自身を除く): 334588200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 31327, 62654, 93981, 125308, 156635, 187962, 250616, 313270, 375924, 469905, 626540, 751848, 939810, 1253080, 1347061, 1879620, 2694122, 3759240, 4041183, 5388244, 6735305, 8082366, 10776488, 13470610, 16164732, 20205915, 26941220, 32329464, 40411830, 53882440, 80823660, 161647320]

約数ペア:

[(1, 161647320), (2, 80823660), (3, 53882440), (4, 40411830), (5, 32329464), (6, 26941220), (8, 20205915), (10, 16164732), (12, 13470610), (15, 10776488), (20, 8082366), (24, 6735305), (30, 5388244), (40, 4041183), (43, 3759240), (60, 2694122), (86, 1879620), (120, 1347061), (129, 1253080), (172, 939810), (215, 751848), (258, 626540), (344, 469905), (430, 375924), (516, 313270), (645, 250616), (860, 187962), (1032, 156635), (1290, 125308), (1720, 93981), (2580, 62654), (5160, 31327)]