128014480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{145471}}^1$

素因数の和:145495

約数の個数: 40

約数和(自身を含む): 324693504

約数和(自身を除く): 196679024

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 145471, 290942, 581884, 727355, 1163768, 1454710, 1600181, 2327536, 2909420, 3200362, 5818840, 6400724, 8000905, 11637680, 12801448, 16001810, 25602896, 32003620, 64007240, 128014480]

約数ペア:

[(1, 128014480), (2, 64007240), (4, 32003620), (5, 25602896), (8, 16001810), (10, 12801448), (11, 11637680), (16, 8000905), (20, 6400724), (22, 5818840), (40, 3200362), (44, 2909420), (55, 2327536), (80, 1600181), (88, 1454710), (110, 1163768), (176, 727355), (220, 581884), (440, 290942), (880, 145471)]