30813360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{128389}}^1$

素因数の和:128405

約数の個数: 40

約数和(自身を含む): 95522160

約数和(自身を除く): 64708800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 128389, 256778, 385167, 513556, 641945, 770334, 1027112, 1283890, 1540668, 1925835, 2054224, 2567780, 3081336, 3851670, 5135560, 6162672, 7703340, 10271120, 15406680, 30813360]

約数ペア:

[(1, 30813360), (2, 15406680), (3, 10271120), (4, 7703340), (5, 6162672), (6, 5135560), (8, 3851670), (10, 3081336), (12, 2567780), (15, 2054224), (16, 1925835), (20, 1540668), (24, 1283890), (30, 1027112), (40, 770334), (48, 641945), (60, 513556), (80, 385167), (120, 256778), (240, 128389)]