161796780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47309}}^1$

素因数の和:47343

約数の個数: 72

約数和(自身を含む): 516625200

約数和(自身を除く): 354828420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 47309, 94618, 141927, 189236, 236545, 283854, 425781, 473090, 567708, 709635, 851562, 898871, 946180, 1419270, 1703124, 1797742, 2128905, 2696613, 2838540, 3595484, 4257810, 4494355, 5393226, 8089839, 8515620, 8988710, 10786452, 13483065, 16179678, 17977420, 26966130, 32359356, 40449195, 53932260, 80898390, 161796780]

約数ペア:

[(1, 161796780), (2, 80898390), (3, 53932260), (4, 40449195), (5, 32359356), (6, 26966130), (9, 17977420), (10, 16179678), (12, 13483065), (15, 10786452), (18, 8988710), (19, 8515620), (20, 8089839), (30, 5393226), (36, 4494355), (38, 4257810), (45, 3595484), (57, 2838540), (60, 2696613), (76, 2128905), (90, 1797742), (95, 1703124), (114, 1419270), (171, 946180), (180, 898871), (190, 851562), (228, 709635), (285, 567708), (342, 473090), (380, 425781), (570, 283854), (684, 236545), (855, 189236), (1140, 141927), (1710, 94618), (3420, 47309)]