78768120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{4027}}^1$

素因数の和:4204

約数の個数: 64

約数和(自身を含む): 237813120

約数和(自身を除く): 159045000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 163, 326, 489, 652, 815, 978, 1304, 1630, 1956, 2445, 3260, 3912, 4027, 4890, 6520, 8054, 9780, 12081, 16108, 19560, 20135, 24162, 32216, 40270, 48324, 60405, 80540, 96648, 120810, 161080, 241620, 483240, 656401, 1312802, 1969203, 2625604, 3282005, 3938406, 5251208, 6564010, 7876812, 9846015, 13128020, 15753624, 19692030, 26256040, 39384060, 78768120]

約数ペア:

[(1, 78768120), (2, 39384060), (3, 26256040), (4, 19692030), (5, 15753624), (6, 13128020), (8, 9846015), (10, 7876812), (12, 6564010), (15, 5251208), (20, 3938406), (24, 3282005), (30, 2625604), (40, 1969203), (60, 1312802), (120, 656401), (163, 483240), (326, 241620), (489, 161080), (652, 120810), (815, 96648), (978, 80540), (1304, 60405), (1630, 48324), (1956, 40270), (2445, 32216), (3260, 24162), (3912, 20135), (4027, 19560), (4890, 16108), (6520, 12081), (8054, 9780)]