1381500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{307}}^1$

素因数の和:332

約数の個数: 72

約数和(自身を含む): 4372368

約数和(自身を除く): 2990868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 307, 375, 450, 500, 614, 750, 900, 921, 1125, 1228, 1500, 1535, 1842, 2250, 2763, 3070, 3684, 4500, 4605, 5526, 6140, 7675, 9210, 11052, 13815, 15350, 18420, 23025, 27630, 30700, 38375, 46050, 55260, 69075, 76750, 92100, 115125, 138150, 153500, 230250, 276300, 345375, 460500, 690750, 1381500]

約数ペア:

[(1, 1381500), (2, 690750), (3, 460500), (4, 345375), (5, 276300), (6, 230250), (9, 153500), (10, 138150), (12, 115125), (15, 92100), (18, 76750), (20, 69075), (25, 55260), (30, 46050), (36, 38375), (45, 30700), (50, 27630), (60, 23025), (75, 18420), (90, 15350), (100, 13815), (125, 11052), (150, 9210), (180, 7675), (225, 6140), (250, 5526), (300, 4605), (307, 4500), (375, 3684), (450, 3070), (500, 2763), (614, 2250), (750, 1842), (900, 1535), (921, 1500), (1125, 1228)]