307693960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:395

約数の個数: 128

約数和(自身を含む): 819486720

約数和(自身を除く): 511792760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 103, 140, 188, 206, 227, 235, 280, 329, 376, 412, 454, 470, 515, 658, 721, 824, 908, 940, 1030, 1135, 1316, 1442, 1589, 1645, 1816, 1880, 2060, 2270, 2632, 2884, 3178, 3290, 3605, 4120, 4540, 4841, 5768, 6356, 6580, 7210, 7945, 9080, 9682, 10669, 12712, 13160, 14420, 15890, 19364, 21338, 23381, 24205, 28840, 31780, 33887, 38728, 42676, 46762, 48410, 53345, 63560, 67774, 74683, 85352, 93524, 96820, 106690, 116905, 135548, 149366, 163667, 169435, 187048, 193640, 213380, 233810, 271096, 298732, 327334, 338870, 373415, 426760, 467620, 597464, 654668, 677740, 746830, 818335, 935240, 1098907, 1309336, 1355480, 1493660, 1636670, 2197814, 2987320, 3273340, 4395628, 5494535, 6546680, 7692349, 8791256, 10989070, 15384698, 21978140, 30769396, 38461745, 43956280, 61538792, 76923490, 153846980, 307693960]

約数ペア:

[(1, 307693960), (2, 153846980), (4, 76923490), (5, 61538792), (7, 43956280), (8, 38461745), (10, 30769396), (14, 21978140), (20, 15384698), (28, 10989070), (35, 8791256), (40, 7692349), (47, 6546680), (56, 5494535), (70, 4395628), (94, 3273340), (103, 2987320), (140, 2197814), (188, 1636670), (206, 1493660), (227, 1355480), (235, 1309336), (280, 1098907), (329, 935240), (376, 818335), (412, 746830), (454, 677740), (470, 654668), (515, 597464), (658, 467620), (721, 426760), (824, 373415), (908, 338870), (940, 327334), (1030, 298732), (1135, 271096), (1316, 233810), (1442, 213380), (1589, 193640), (1645, 187048), (1816, 169435), (1880, 163667), (2060, 149366), (2270, 135548), (2632, 116905), (2884, 106690), (3178, 96820), (3290, 93524), (3605, 85352), (4120, 74683), (4540, 67774), (4841, 63560), (5768, 53345), (6356, 48410), (6580, 46762), (7210, 42676), (7945, 38728), (9080, 33887), (9682, 31780), (10669, 28840), (12712, 24205), (13160, 23381), (14420, 21338), (15890, 19364)]