120878000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^1\times {\mathrm{3181}}^1$

素因数の和:3223

約数の個数: 80

約数和(自身を含む): 307763040

約数和(自身を除く): 186885040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 125, 152, 190, 200, 250, 304, 380, 400, 475, 500, 760, 950, 1000, 1520, 1900, 2000, 2375, 3181, 3800, 4750, 6362, 7600, 9500, 12724, 15905, 19000, 25448, 31810, 38000, 50896, 60439, 63620, 79525, 120878, 127240, 159050, 241756, 254480, 302195, 318100, 397625, 483512, 604390, 636200, 795250, 967024, 1208780, 1272400, 1510975, 1590500, 2417560, 3021950, 3181000, 4835120, 6043900, 6362000, 7554875, 12087800, 15109750, 24175600, 30219500, 60439000, 120878000]

約数ペア:

[(1, 120878000), (2, 60439000), (4, 30219500), (5, 24175600), (8, 15109750), (10, 12087800), (16, 7554875), (19, 6362000), (20, 6043900), (25, 4835120), (38, 3181000), (40, 3021950), (50, 2417560), (76, 1590500), (80, 1510975), (95, 1272400), (100, 1208780), (125, 967024), (152, 795250), (190, 636200), (200, 604390), (250, 483512), (304, 397625), (380, 318100), (400, 302195), (475, 254480), (500, 241756), (760, 159050), (950, 127240), (1000, 120878), (1520, 79525), (1900, 63620), (2000, 60439), (2375, 50896), (3181, 38000), (3800, 31810), (4750, 25448), (6362, 19000), (7600, 15905), (9500, 12724)]