215112590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{233}}^1$

素因数の和:378

約数の個数: 96

約数和(自身を含む): 492972480

約数和(自身を除く): 277859890

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 109, 110, 121, 154, 218, 233, 242, 385, 466, 545, 605, 763, 770, 847, 1090, 1165, 1199, 1210, 1526, 1631, 1694, 2330, 2398, 2563, 3262, 3815, 4235, 5126, 5995, 7630, 8155, 8393, 8470, 11990, 12815, 13189, 16310, 16786, 17941, 25397, 25630, 26378, 28193, 35882, 41965, 50794, 56386, 65945, 83930, 89705, 92323, 126985, 131890, 140965, 177779, 179410, 184646, 197351, 253970, 279367, 281930, 355558, 394702, 461615, 558734, 888895, 923230, 986755, 1396835, 1777790, 1955569, 1973510, 2793670, 3073037, 3911138, 6146074, 9777845, 15365185, 19555690, 21511259, 30730370, 43022518, 107556295, 215112590]

約数ペア:

[(1, 215112590), (2, 107556295), (5, 43022518), (7, 30730370), (10, 21511259), (11, 19555690), (14, 15365185), (22, 9777845), (35, 6146074), (55, 3911138), (70, 3073037), (77, 2793670), (109, 1973510), (110, 1955569), (121, 1777790), (154, 1396835), (218, 986755), (233, 923230), (242, 888895), (385, 558734), (466, 461615), (545, 394702), (605, 355558), (763, 281930), (770, 279367), (847, 253970), (1090, 197351), (1165, 184646), (1199, 179410), (1210, 177779), (1526, 140965), (1631, 131890), (1694, 126985), (2330, 92323), (2398, 89705), (2563, 83930), (3262, 65945), (3815, 56386), (4235, 50794), (5126, 41965), (5995, 35882), (7630, 28193), (8155, 26378), (8393, 25630), (8470, 25397), (11990, 17941), (12815, 16786), (13189, 16310)]