30878160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{128659}}^1$

素因数の和:128675

約数の個数: 40

約数和(自身を含む): 95723040

約数和(自身を除く): 64844880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 128659, 257318, 385977, 514636, 643295, 771954, 1029272, 1286590, 1543908, 1929885, 2058544, 2573180, 3087816, 3859770, 5146360, 6175632, 7719540, 10292720, 15439080, 30878160]

約数ペア:

[(1, 30878160), (2, 15439080), (3, 10292720), (4, 7719540), (5, 6175632), (6, 5146360), (8, 3859770), (10, 3087816), (12, 2573180), (15, 2058544), (16, 1929885), (20, 1543908), (24, 1286590), (30, 1029272), (40, 771954), (48, 643295), (60, 514636), (80, 385977), (120, 257318), (240, 128659)]