219049180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{331}}^1$

素因数の和:539

約数の個数: 96

約数和(自身を含む): 548835840

約数和(自身を除く): 329786660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 163, 203, 290, 326, 331, 406, 580, 652, 662, 812, 815, 1015, 1141, 1324, 1630, 1655, 2030, 2282, 2317, 3260, 3310, 4060, 4564, 4634, 4727, 5705, 6620, 9268, 9454, 9599, 11410, 11585, 18908, 19198, 22820, 23170, 23635, 33089, 38396, 46340, 47270, 47995, 53953, 66178, 67193, 94540, 95990, 107906, 132356, 134386, 165445, 191980, 215812, 268772, 269765, 330890, 335965, 377671, 539530, 661780, 671930, 755342, 1079060, 1343860, 1510684, 1564637, 1888355, 3129274, 3776710, 6258548, 7553420, 7823185, 10952459, 15646370, 21904918, 31292740, 43809836, 54762295, 109524590, 219049180]

約数ペア:

[(1, 219049180), (2, 109524590), (4, 54762295), (5, 43809836), (7, 31292740), (10, 21904918), (14, 15646370), (20, 10952459), (28, 7823185), (29, 7553420), (35, 6258548), (58, 3776710), (70, 3129274), (116, 1888355), (140, 1564637), (145, 1510684), (163, 1343860), (203, 1079060), (290, 755342), (326, 671930), (331, 661780), (406, 539530), (580, 377671), (652, 335965), (662, 330890), (812, 269765), (815, 268772), (1015, 215812), (1141, 191980), (1324, 165445), (1630, 134386), (1655, 132356), (2030, 107906), (2282, 95990), (2317, 94540), (3260, 67193), (3310, 66178), (4060, 53953), (4564, 47995), (4634, 47270), (4727, 46340), (5705, 38396), (6620, 33089), (9268, 23635), (9454, 23170), (9599, 22820), (11410, 19198), (11585, 18908)]