1727820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 5438160

約数和(自身を除く): 3710340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 331, 348, 435, 522, 580, 662, 870, 993, 1044, 1305, 1324, 1655, 1740, 1986, 2610, 2979, 3310, 3972, 4965, 5220, 5958, 6620, 9599, 9930, 11916, 14895, 19198, 19860, 28797, 29790, 38396, 47995, 57594, 59580, 86391, 95990, 115188, 143985, 172782, 191980, 287970, 345564, 431955, 575940, 863910, 1727820]

約数ペア:

[(1, 1727820), (2, 863910), (3, 575940), (4, 431955), (5, 345564), (6, 287970), (9, 191980), (10, 172782), (12, 143985), (15, 115188), (18, 95990), (20, 86391), (29, 59580), (30, 57594), (36, 47995), (45, 38396), (58, 29790), (60, 28797), (87, 19860), (90, 19198), (116, 14895), (145, 11916), (174, 9930), (180, 9599), (261, 6620), (290, 5958), (331, 5220), (348, 4965), (435, 3972), (522, 3310), (580, 2979), (662, 2610), (870, 1986), (993, 1740), (1044, 1655), (1305, 1324)]