128165220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{237343}}^1$

素因数の和:237361

約数の個数: 48

約数和(自身を含む): 398737920

約数和(自身を除く): 270572700

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, 270, 540, 237343, 474686, 712029, 949372, 1186715, 1424058, 2136087, 2373430, 2848116, 3560145, 4272174, 4746860, 6408261, 7120290, 8544348, 10680435, 12816522, 14240580, 21360870, 25633044, 32041305, 42721740, 64082610, 128165220]

約数ペア:

[(1, 128165220), (2, 64082610), (3, 42721740), (4, 32041305), (5, 25633044), (6, 21360870), (9, 14240580), (10, 12816522), (12, 10680435), (15, 8544348), (18, 7120290), (20, 6408261), (27, 4746860), (30, 4272174), (36, 3560145), (45, 2848116), (54, 2373430), (60, 2136087), (90, 1424058), (108, 1186715), (135, 949372), (180, 712029), (270, 474686), (540, 237343)]