1640585664

素因数分解:

$2^6\times 3^4\times {\mathrm{316471}}^1$

素因数の和:316495

約数の個数: 70

約数和(自身を含む): 4863225224

約数和(自身を除く): 3222639560

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 144, 162, 192, 216, 288, 324, 432, 576, 648, 864, 1296, 1728, 2592, 5184, 316471, 632942, 949413, 1265884, 1898826, 2531768, 2848239, 3797652, 5063536, 5696478, 7595304, 8544717, 10127072, 11392956, 15190608, 17089434, 20254144, 22785912, 25634151, 30381216, 34178868, 45571824, 51268302, 60762432, 68357736, 91143648, 102536604, 136715472, 182287296, 205073208, 273430944, 410146416, 546861888, 820292832, 1640585664]

約数ペア:

[(1, 1640585664), (2, 820292832), (3, 546861888), (4, 410146416), (6, 273430944), (8, 205073208), (9, 182287296), (12, 136715472), (16, 102536604), (18, 91143648), (24, 68357736), (27, 60762432), (32, 51268302), (36, 45571824), (48, 34178868), (54, 30381216), (64, 25634151), (72, 22785912), (81, 20254144), (96, 17089434), (108, 15190608), (144, 11392956), (162, 10127072), (192, 8544717), (216, 7595304), (288, 5696478), (324, 5063536), (432, 3797652), (576, 2848239), (648, 2531768), (864, 1898826), (1296, 1265884), (1728, 949413), (2592, 632942), (5184, 316471)]