77868780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{929}}^1$

素因数の和:1079

約数の個数: 96

約数和(自身を含む): 239984640

約数和(自身を除く): 162115860

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 127, 132, 165, 220, 254, 330, 381, 508, 635, 660, 762, 929, 1270, 1397, 1524, 1858, 1905, 2540, 2787, 2794, 3716, 3810, 4191, 4645, 5574, 5588, 6985, 7620, 8382, 9290, 10219, 11148, 13935, 13970, 16764, 18580, 20438, 20955, 27870, 27940, 30657, 40876, 41910, 51095, 55740, 61314, 83820, 102190, 117983, 122628, 153285, 204380, 235966, 306570, 353949, 471932, 589915, 613140, 707898, 1179830, 1297813, 1415796, 1769745, 2359660, 2595626, 3539490, 3893439, 5191252, 6489065, 7078980, 7786878, 12978130, 15573756, 19467195, 25956260, 38934390, 77868780]

約数ペア:

[(1, 77868780), (2, 38934390), (3, 25956260), (4, 19467195), (5, 15573756), (6, 12978130), (10, 7786878), (11, 7078980), (12, 6489065), (15, 5191252), (20, 3893439), (22, 3539490), (30, 2595626), (33, 2359660), (44, 1769745), (55, 1415796), (60, 1297813), (66, 1179830), (110, 707898), (127, 613140), (132, 589915), (165, 471932), (220, 353949), (254, 306570), (330, 235966), (381, 204380), (508, 153285), (635, 122628), (660, 117983), (762, 102190), (929, 83820), (1270, 61314), (1397, 55740), (1524, 51095), (1858, 41910), (1905, 40876), (2540, 30657), (2787, 27940), (2794, 27870), (3716, 20955), (3810, 20438), (4191, 18580), (4645, 16764), (5574, 13970), (5588, 13935), (6985, 11148), (7620, 10219), (8382, 9290)]