77802240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{20261}}^1$

素因数の和:20285

約数の個数: 72

約数和(自身を含む): 248493168

約数和(自身を除く): 170690928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 20261, 40522, 60783, 81044, 101305, 121566, 162088, 202610, 243132, 303915, 324176, 405220, 486264, 607830, 648352, 810440, 972528, 1215660, 1296704, 1620880, 1945056, 2431320, 2593408, 3241760, 3890112, 4862640, 5186816, 6483520, 7780224, 9725280, 12967040, 15560448, 19450560, 25934080, 38901120, 77802240]

約数ペア:

[(1, 77802240), (2, 38901120), (3, 25934080), (4, 19450560), (5, 15560448), (6, 12967040), (8, 9725280), (10, 7780224), (12, 6483520), (15, 5186816), (16, 4862640), (20, 3890112), (24, 3241760), (30, 2593408), (32, 2431320), (40, 1945056), (48, 1620880), (60, 1296704), (64, 1215660), (80, 972528), (96, 810440), (120, 648352), (128, 607830), (160, 486264), (192, 405220), (240, 324176), (256, 303915), (320, 243132), (384, 202610), (480, 162088), (640, 121566), (768, 101305), (960, 81044), (1280, 60783), (1920, 40522), (3840, 20261)]