309228960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{644227}}^1$

素因数の和:644245

約数の個数: 48

約数和(自身を含む): 974072736

約数和(自身を除く): 664843776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 644227, 1288454, 1932681, 2576908, 3221135, 3865362, 5153816, 6442270, 7730724, 9663405, 10307632, 12884540, 15461448, 19326810, 20615264, 25769080, 30922896, 38653620, 51538160, 61845792, 77307240, 103076320, 154614480, 309228960]

約数ペア:

[(1, 309228960), (2, 154614480), (3, 103076320), (4, 77307240), (5, 61845792), (6, 51538160), (8, 38653620), (10, 30922896), (12, 25769080), (15, 20615264), (16, 19326810), (20, 15461448), (24, 12884540), (30, 10307632), (32, 9663405), (40, 7730724), (48, 6442270), (60, 5153816), (80, 3865362), (96, 3221135), (120, 2576908), (160, 1932681), (240, 1288454), (480, 644227)]