120409600

素因数分解:

$2^9\times 5^2\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:460

約数の個数: 120

約数和(自身を含む): 312055920

約数和(自身を除く): 191646320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 128, 160, 184, 200, 230, 256, 320, 368, 400, 409, 460, 512, 575, 640, 736, 800, 818, 920, 1150, 1280, 1472, 1600, 1636, 1840, 2045, 2300, 2560, 2944, 3200, 3272, 3680, 4090, 4600, 5888, 6400, 6544, 7360, 8180, 9200, 9407, 10225, 11776, 12800, 13088, 14720, 16360, 18400, 18814, 20450, 26176, 29440, 32720, 36800, 37628, 40900, 47035, 52352, 58880, 65440, 73600, 75256, 81800, 94070, 104704, 130880, 147200, 150512, 163600, 188140, 209408, 235175, 261760, 294400, 301024, 327200, 376280, 470350, 523520, 602048, 654400, 752560, 940700, 1047040, 1204096, 1308800, 1505120, 1881400, 2408192, 2617600, 3010240, 3762800, 4816384, 5235200, 6020480, 7525600, 12040960, 15051200, 24081920, 30102400, 60204800, 120409600]

約数ペア:

[(1, 120409600), (2, 60204800), (4, 30102400), (5, 24081920), (8, 15051200), (10, 12040960), (16, 7525600), (20, 6020480), (23, 5235200), (25, 4816384), (32, 3762800), (40, 3010240), (46, 2617600), (50, 2408192), (64, 1881400), (80, 1505120), (92, 1308800), (100, 1204096), (115, 1047040), (128, 940700), (160, 752560), (184, 654400), (200, 602048), (230, 523520), (256, 470350), (320, 376280), (368, 327200), (400, 301024), (409, 294400), (460, 261760), (512, 235175), (575, 209408), (640, 188140), (736, 163600), (800, 150512), (818, 147200), (920, 130880), (1150, 104704), (1280, 94070), (1472, 81800), (1600, 75256), (1636, 73600), (1840, 65440), (2045, 58880), (2300, 52352), (2560, 47035), (2944, 40900), (3200, 37628), (3272, 36800), (3680, 32720), (4090, 29440), (4600, 26176), (5888, 20450), (6400, 18814), (6544, 18400), (7360, 16360), (8180, 14720), (9200, 13088), (9407, 12800), (10225, 11776)]