261194724

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{677}}^1\times {\mathrm{1531}}^1$

素因数の和:2225

約数の個数: 72

約数和(自身を含む): 756170688

約数和(自身を除く): 494975964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 677, 1354, 1531, 2031, 2708, 3062, 4062, 4593, 4739, 6093, 6124, 8124, 9186, 9478, 10717, 12186, 13779, 14217, 18372, 18956, 21434, 24372, 27558, 28434, 32151, 42651, 42868, 55116, 56868, 64302, 85302, 96453, 128604, 170604, 192906, 385812, 1036487, 2072974, 3109461, 4145948, 6218922, 7255409, 9328383, 12437844, 14510818, 18656766, 21766227, 29021636, 37313532, 43532454, 65298681, 87064908, 130597362, 261194724]

約数ペア:

[(1, 261194724), (2, 130597362), (3, 87064908), (4, 65298681), (6, 43532454), (7, 37313532), (9, 29021636), (12, 21766227), (14, 18656766), (18, 14510818), (21, 12437844), (28, 9328383), (36, 7255409), (42, 6218922), (63, 4145948), (84, 3109461), (126, 2072974), (252, 1036487), (677, 385812), (1354, 192906), (1531, 170604), (2031, 128604), (2708, 96453), (3062, 85302), (4062, 64302), (4593, 56868), (4739, 55116), (6093, 42868), (6124, 42651), (8124, 32151), (9186, 28434), (9478, 27558), (10717, 24372), (12186, 21434), (13779, 18956), (14217, 18372)]