2811873960

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{371941}}^1$

素因数の和:371968

約数の個数: 128

約数和(自身を含む): 10711929600

約数和(自身を除く): 7900055640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 371941, 743882, 1115823, 1487764, 1859705, 2231646, 2603587, 2975528, 3347469, 3719410, 4463292, 5207174, 5579115, 6694938, 7438820, 7810761, 8926584, 10042407, 10414348, 11158230, 13017935, 13389876, 14877640, 15621522, 16737345, 20084814, 20828696, 22316460, 23432283, 26035870, 26779752, 31243044, 33474690, 39053805, 40169628, 44632920, 46864566, 50212035, 52071740, 62486088, 66949380, 70296849, 78107610, 80339256, 93729132, 100424070, 104143480, 117161415, 133898760, 140593698, 156215220, 187458264, 200848140, 234322830, 281187396, 312430440, 351484245, 401696280, 468645660, 562374792, 702968490, 937291320, 1405936980, 2811873960]

約数ペア:

[(1, 2811873960), (2, 1405936980), (3, 937291320), (4, 702968490), (5, 562374792), (6, 468645660), (7, 401696280), (8, 351484245), (9, 312430440), (10, 281187396), (12, 234322830), (14, 200848140), (15, 187458264), (18, 156215220), (20, 140593698), (21, 133898760), (24, 117161415), (27, 104143480), (28, 100424070), (30, 93729132), (35, 80339256), (36, 78107610), (40, 70296849), (42, 66949380), (45, 62486088), (54, 52071740), (56, 50212035), (60, 46864566), (63, 44632920), (70, 40169628), (72, 39053805), (84, 33474690), (90, 31243044), (105, 26779752), (108, 26035870), (120, 23432283), (126, 22316460), (135, 20828696), (140, 20084814), (168, 16737345), (180, 15621522), (189, 14877640), (210, 13389876), (216, 13017935), (252, 11158230), (270, 10414348), (280, 10042407), (315, 8926584), (360, 7810761), (378, 7438820), (420, 6694938), (504, 5579115), (540, 5207174), (630, 4463292), (756, 3719410), (840, 3347469), (945, 2975528), (1080, 2603587), (1260, 2231646), (1512, 1859705), (1890, 1487764), (2520, 1115823), (3780, 743882), (7560, 371941)]