78394890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{1549}}^1$

素因数の和:1807

約数の個数: 64

約数和(自身を含む): 216057600

約数和(自身を除く): 137662710

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 241, 482, 723, 1205, 1446, 1549, 1687, 2410, 3098, 3374, 3615, 4647, 5061, 7230, 7745, 8435, 9294, 10122, 10843, 15490, 16870, 21686, 23235, 25305, 32529, 46470, 50610, 54215, 65058, 108430, 162645, 325290, 373309, 746618, 1119927, 1866545, 2239854, 2613163, 3733090, 5226326, 5599635, 7839489, 11199270, 13065815, 15678978, 26131630, 39197445, 78394890]

約数ペア:

[(1, 78394890), (2, 39197445), (3, 26131630), (5, 15678978), (6, 13065815), (7, 11199270), (10, 7839489), (14, 5599635), (15, 5226326), (21, 3733090), (30, 2613163), (35, 2239854), (42, 1866545), (70, 1119927), (105, 746618), (210, 373309), (241, 325290), (482, 162645), (723, 108430), (1205, 65058), (1446, 54215), (1549, 50610), (1687, 46470), (2410, 32529), (3098, 25305), (3374, 23235), (3615, 21686), (4647, 16870), (5061, 15490), (7230, 10843), (7745, 10122), (8435, 9294)]