721890060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1831}}^1\times {\mathrm{6571}}^1$

素因数の和:8414

約数の個数: 48

約数和(自身を含む): 2022703872

約数和(自身を除く): 1300813812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1831, 3662, 5493, 6571, 7324, 9155, 10986, 13142, 18310, 19713, 21972, 26284, 27465, 32855, 36620, 39426, 54930, 65710, 78852, 98565, 109860, 131420, 197130, 394260, 12031501, 24063002, 36094503, 48126004, 60157505, 72189006, 120315010, 144378012, 180472515, 240630020, 360945030, 721890060]

約数ペア:

[(1, 721890060), (2, 360945030), (3, 240630020), (4, 180472515), (5, 144378012), (6, 120315010), (10, 72189006), (12, 60157505), (15, 48126004), (20, 36094503), (30, 24063002), (60, 12031501), (1831, 394260), (3662, 197130), (5493, 131420), (6571, 109860), (7324, 98565), (9155, 78852), (10986, 65710), (13142, 54930), (18310, 39426), (19713, 36620), (21972, 32855), (26284, 27465)]