2905939980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{273629}}^1$

素因数の和:273703

約数の個数: 72

約数和(自身を含む): 8964118800

約数和(自身を除く): 6058178820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 3540, 5310, 10620, 273629, 547258, 820887, 1094516, 1368145, 1641774, 2462661, 2736290, 3283548, 4104435, 4925322, 5472580, 8208870, 9850644, 12313305, 16144111, 16417740, 24626610, 32288222, 48432333, 49253220, 64576444, 80720555, 96864666, 145296999, 161441110, 193729332, 242161665, 290593998, 322882220, 484323330, 581187996, 726484995, 968646660, 1452969990, 2905939980]

約数ペア:

[(1, 2905939980), (2, 1452969990), (3, 968646660), (4, 726484995), (5, 581187996), (6, 484323330), (9, 322882220), (10, 290593998), (12, 242161665), (15, 193729332), (18, 161441110), (20, 145296999), (30, 96864666), (36, 80720555), (45, 64576444), (59, 49253220), (60, 48432333), (90, 32288222), (118, 24626610), (177, 16417740), (180, 16144111), (236, 12313305), (295, 9850644), (354, 8208870), (531, 5472580), (590, 4925322), (708, 4104435), (885, 3283548), (1062, 2736290), (1180, 2462661), (1770, 1641774), (2124, 1368145), (2655, 1094516), (3540, 820887), (5310, 547258), (10620, 273629)]