391290960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1630379}}^1$

素因数の和:1630395

約数の個数: 40

約数和(自身を含む): 1213002720

約数和(自身を除く): 821711760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1630379, 3260758, 4891137, 6521516, 8151895, 9782274, 13043032, 16303790, 19564548, 24455685, 26086064, 32607580, 39129096, 48911370, 65215160, 78258192, 97822740, 130430320, 195645480, 391290960]

約数ペア:

[(1, 391290960), (2, 195645480), (3, 130430320), (4, 97822740), (5, 78258192), (6, 65215160), (8, 48911370), (10, 39129096), (12, 32607580), (15, 26086064), (16, 24455685), (20, 19564548), (24, 16303790), (30, 13043032), (40, 9782274), (48, 8151895), (60, 6521516), (80, 4891137), (120, 3260758), (240, 1630379)]