128655624

素因数分解:

$2^3\times 3^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1$

素因数の和:562

約数の個数: 64

約数和(自身を含む): 327444480

約数和(自身を除く): 198788856

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 131, 151, 262, 271, 302, 393, 453, 524, 542, 604, 786, 813, 906, 1048, 1084, 1208, 1572, 1626, 1812, 2168, 3144, 3252, 3624, 6504, 19781, 35501, 39562, 40921, 59343, 71002, 79124, 81842, 106503, 118686, 122763, 142004, 158248, 163684, 213006, 237372, 245526, 284008, 327368, 426012, 474744, 491052, 852024, 982104, 5360651, 10721302, 16081953, 21442604, 32163906, 42885208, 64327812, 128655624]

約数ペア:

[(1, 128655624), (2, 64327812), (3, 42885208), (4, 32163906), (6, 21442604), (8, 16081953), (12, 10721302), (24, 5360651), (131, 982104), (151, 852024), (262, 491052), (271, 474744), (302, 426012), (393, 327368), (453, 284008), (524, 245526), (542, 237372), (604, 213006), (786, 163684), (813, 158248), (906, 142004), (1048, 122763), (1084, 118686), (1208, 106503), (1572, 81842), (1626, 79124), (1812, 71002), (2168, 59343), (3144, 40921), (3252, 39562), (3624, 35501), (6504, 19781)]