78480120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{654001}}^1$

素因数の和:654015

約数の個数: 32

約数和(自身を含む): 235440720

約数和(自身を除く): 156960600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 654001, 1308002, 1962003, 2616004, 3270005, 3924006, 5232008, 6540010, 7848012, 9810015, 13080020, 15696024, 19620030, 26160040, 39240060, 78480120]

約数ペア:

[(1, 78480120), (2, 39240060), (3, 26160040), (4, 19620030), (5, 15696024), (6, 13080020), (8, 9810015), (10, 7848012), (12, 6540010), (15, 5232008), (20, 3924006), (24, 3270005), (30, 2616004), (40, 1962003), (60, 1308002), (120, 654001)]