780240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{3251}}^1$

素因数の和:3267

約数の個数: 40

約数和(自身を含む): 2419488

約数和(自身を除く): 1639248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 3251, 6502, 9753, 13004, 16255, 19506, 26008, 32510, 39012, 48765, 52016, 65020, 78024, 97530, 130040, 156048, 195060, 260080, 390120, 780240]

約数ペア:

[(1, 780240), (2, 390120), (3, 260080), (4, 195060), (5, 156048), (6, 130040), (8, 97530), (10, 78024), (12, 65020), (15, 52016), (16, 48765), (20, 39012), (24, 32510), (30, 26008), (40, 19506), (48, 16255), (60, 13004), (80, 9753), (120, 6502), (240, 3251)]