156789780

素因数分解:

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

素因数の和:1809

約数の個数: 96

約数和(自身を含む): 504134400

約数和(自身を除く): 347344620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 241, 420, 482, 723, 964, 1205, 1446, 1549, 1687, 2410, 2892, 3098, 3374, 3615, 4647, 4820, 5061, 6196, 6748, 7230, 7745, 8435, 9294, 10122, 10843, 14460, 15490, 16870, 18588, 20244, 21686, 23235, 25305, 30980, 32529, 33740, 43372, 46470, 50610, 54215, 65058, 92940, 101220, 108430, 130116, 162645, 216860, 325290, 373309, 650580, 746618, 1119927, 1493236, 1866545, 2239854, 2613163, 3733090, 4479708, 5226326, 5599635, 7466180, 7839489, 10452652, 11199270, 13065815, 15678978, 22398540, 26131630, 31357956, 39197445, 52263260, 78394890, 156789780]

約数ペア:

[(1, 156789780), (2, 78394890), (3, 52263260), (4, 39197445), (5, 31357956), (6, 26131630), (7, 22398540), (10, 15678978), (12, 13065815), (14, 11199270), (15, 10452652), (20, 7839489), (21, 7466180), (28, 5599635), (30, 5226326), (35, 4479708), (42, 3733090), (60, 2613163), (70, 2239854), (84, 1866545), (105, 1493236), (140, 1119927), (210, 746618), (241, 650580), (420, 373309), (482, 325290), (723, 216860), (964, 162645), (1205, 130116), (1446, 108430), (1549, 101220), (1687, 92940), (2410, 65058), (2892, 54215), (3098, 50610), (3374, 46470), (3615, 43372), (4647, 33740), (4820, 32529), (5061, 30980), (6196, 25305), (6748, 23235), (7230, 21686), (7745, 20244), (8435, 18588), (9294, 16870), (10122, 15490), (10843, 14460)]