68560380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{54413}}^1$

素因数の和:54435

約数の個数: 72

約数和(自身を含む): 237680352

約数和(自身を除く): 169119972

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 54413, 108826, 163239, 217652, 272065, 326478, 380891, 489717, 544130, 652956, 761782, 816195, 979434, 1088260, 1142673, 1523564, 1632390, 1904455, 1958868, 2285346, 2448585, 3264780, 3428019, 3808910, 4570692, 4897170, 5713365, 6856038, 7617820, 9794340, 11426730, 13712076, 17140095, 22853460, 34280190, 68560380]

約数ペア:

[(1, 68560380), (2, 34280190), (3, 22853460), (4, 17140095), (5, 13712076), (6, 11426730), (7, 9794340), (9, 7617820), (10, 6856038), (12, 5713365), (14, 4897170), (15, 4570692), (18, 3808910), (20, 3428019), (21, 3264780), (28, 2448585), (30, 2285346), (35, 1958868), (36, 1904455), (42, 1632390), (45, 1523564), (60, 1142673), (63, 1088260), (70, 979434), (84, 816195), (90, 761782), (105, 652956), (126, 544130), (140, 489717), (180, 380891), (210, 326478), (252, 272065), (315, 217652), (420, 163239), (630, 108826), (1260, 54413)]