78465120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{163469}}^1$

素因数の和:163487

約数の個数: 48

約数和(自身を含む): 247166640

約数和(自身を除く): 168701520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 163469, 326938, 490407, 653876, 817345, 980814, 1307752, 1634690, 1961628, 2452035, 2615504, 3269380, 3923256, 4904070, 5231008, 6538760, 7846512, 9808140, 13077520, 15693024, 19616280, 26155040, 39232560, 78465120]

約数ペア:

[(1, 78465120), (2, 39232560), (3, 26155040), (4, 19616280), (5, 15693024), (6, 13077520), (8, 9808140), (10, 7846512), (12, 6538760), (15, 5231008), (16, 4904070), (20, 3923256), (24, 3269380), (30, 2615504), (32, 2452035), (40, 1961628), (48, 1634690), (60, 1307752), (80, 980814), (96, 817345), (120, 653876), (160, 490407), (240, 326938), (480, 163469)]