261632580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{396413}}^1$

素因数の和:396436

約数の個数: 48

約数和(自身を含む): 799170624

約数和(自身を除く): 537538044

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 396413, 792826, 1189239, 1585652, 1982065, 2378478, 3964130, 4360543, 4756956, 5946195, 7928260, 8721086, 11892390, 13081629, 17442172, 21802715, 23784780, 26163258, 43605430, 52326516, 65408145, 87210860, 130816290, 261632580]

約数ペア:

[(1, 261632580), (2, 130816290), (3, 87210860), (4, 65408145), (5, 52326516), (6, 43605430), (10, 26163258), (11, 23784780), (12, 21802715), (15, 17442172), (20, 13081629), (22, 11892390), (30, 8721086), (33, 7928260), (44, 5946195), (55, 4756956), (60, 4360543), (66, 3964130), (110, 2378478), (132, 1982065), (165, 1585652), (220, 1189239), (330, 792826), (660, 396413)]