212472180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1531}}^1$

素因数の和:1806

約数の個数: 96

約数和(自身を含む): 664030080

約数和(自身を除く): 451557900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 257, 270, 514, 540, 771, 1028, 1285, 1531, 1542, 2313, 2570, 3062, 3084, 3855, 4593, 4626, 5140, 6124, 6939, 7655, 7710, 9186, 9252, 11565, 13779, 13878, 15310, 15420, 18372, 22965, 23130, 27558, 27756, 30620, 34695, 41337, 45930, 46260, 55116, 68895, 69390, 82674, 91860, 137790, 138780, 165348, 206685, 275580, 393467, 413370, 786934, 826740, 1180401, 1573868, 1967335, 2360802, 3541203, 3934670, 4721604, 5902005, 7082406, 7869340, 10623609, 11804010, 14164812, 17706015, 21247218, 23608020, 35412030, 42494436, 53118045, 70824060, 106236090, 212472180]

約数ペア:

[(1, 212472180), (2, 106236090), (3, 70824060), (4, 53118045), (5, 42494436), (6, 35412030), (9, 23608020), (10, 21247218), (12, 17706015), (15, 14164812), (18, 11804010), (20, 10623609), (27, 7869340), (30, 7082406), (36, 5902005), (45, 4721604), (54, 3934670), (60, 3541203), (90, 2360802), (108, 1967335), (135, 1573868), (180, 1180401), (257, 826740), (270, 786934), (514, 413370), (540, 393467), (771, 275580), (1028, 206685), (1285, 165348), (1531, 138780), (1542, 137790), (2313, 91860), (2570, 82674), (3062, 69390), (3084, 68895), (3855, 55116), (4593, 46260), (4626, 45930), (5140, 41337), (6124, 34695), (6939, 30620), (7655, 27756), (7710, 27558), (9186, 23130), (9252, 22965), (11565, 18372), (13779, 15420), (13878, 15310)]