1355940

素因数分解:

$2^2\times 3^7\times 5^1\times {\mathrm{31}}^1$

素因数の和:61

約数の個数: 96

約数和(自身を含む): 4408320

約数和(自身を除く): 3052380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 243, 270, 279, 310, 324, 372, 405, 465, 486, 540, 558, 620, 729, 810, 837, 930, 972, 1116, 1215, 1395, 1458, 1620, 1674, 1860, 2187, 2430, 2511, 2790, 2916, 3348, 3645, 4185, 4374, 4860, 5022, 5580, 7290, 7533, 8370, 8748, 10044, 10935, 12555, 14580, 15066, 16740, 21870, 22599, 25110, 30132, 37665, 43740, 45198, 50220, 67797, 75330, 90396, 112995, 135594, 150660, 225990, 271188, 338985, 451980, 677970, 1355940]

約数ペア:

[(1, 1355940), (2, 677970), (3, 451980), (4, 338985), (5, 271188), (6, 225990), (9, 150660), (10, 135594), (12, 112995), (15, 90396), (18, 75330), (20, 67797), (27, 50220), (30, 45198), (31, 43740), (36, 37665), (45, 30132), (54, 25110), (60, 22599), (62, 21870), (81, 16740), (90, 15066), (93, 14580), (108, 12555), (124, 10935), (135, 10044), (155, 8748), (162, 8370), (180, 7533), (186, 7290), (243, 5580), (270, 5022), (279, 4860), (310, 4374), (324, 4185), (372, 3645), (405, 3348), (465, 2916), (486, 2790), (540, 2511), (558, 2430), (620, 2187), (729, 1860), (810, 1674), (837, 1620), (930, 1458), (972, 1395), (1116, 1215)]