8156520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 26863200

約数和(自身を除く): 18706680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 139, 163, 180, 278, 326, 360, 417, 489, 556, 652, 695, 815, 834, 978, 1112, 1251, 1304, 1390, 1467, 1630, 1668, 1956, 2085, 2445, 2502, 2780, 2934, 3260, 3336, 3912, 4170, 4890, 5004, 5560, 5868, 6255, 6520, 7335, 8340, 9780, 10008, 11736, 12510, 14670, 16680, 19560, 22657, 25020, 29340, 45314, 50040, 58680, 67971, 90628, 113285, 135942, 181256, 203913, 226570, 271884, 339855, 407826, 453140, 543768, 679710, 815652, 906280, 1019565, 1359420, 1631304, 2039130, 2718840, 4078260, 8156520]

約数ペア:

[(1, 8156520), (2, 4078260), (3, 2718840), (4, 2039130), (5, 1631304), (6, 1359420), (8, 1019565), (9, 906280), (10, 815652), (12, 679710), (15, 543768), (18, 453140), (20, 407826), (24, 339855), (30, 271884), (36, 226570), (40, 203913), (45, 181256), (60, 135942), (72, 113285), (90, 90628), (120, 67971), (139, 58680), (163, 50040), (180, 45314), (278, 29340), (326, 25020), (360, 22657), (417, 19560), (489, 16680), (556, 14670), (652, 12510), (695, 11736), (815, 10008), (834, 9780), (978, 8340), (1112, 7335), (1251, 6520), (1304, 6255), (1390, 5868), (1467, 5560), (1630, 5004), (1668, 4890), (1956, 4170), (2085, 3912), (2445, 3336), (2502, 3260), (2780, 2934)]