320439408

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{351359}}^1$

素因数の和:351389

約数の個数: 40

約数和(自身を含む): 871372800

約数和(自身を除く): 550933392

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 351359, 702718, 1054077, 1405436, 2108154, 2810872, 4216308, 5621744, 6675821, 8432616, 13351642, 16865232, 20027463, 26703284, 40054926, 53406568, 80109852, 106813136, 160219704, 320439408]

約数ペア:

[(1, 320439408), (2, 160219704), (3, 106813136), (4, 80109852), (6, 53406568), (8, 40054926), (12, 26703284), (16, 20027463), (19, 16865232), (24, 13351642), (38, 8432616), (48, 6675821), (57, 5621744), (76, 4216308), (114, 2810872), (152, 2108154), (228, 1405436), (304, 1054077), (456, 702718), (912, 351359)]