8880240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{227}}^1$

素因数の和:406

約数の個数: 80

約数和(自身を含む): 27819648

約数和(自身を除く): 18939408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 163, 227, 240, 326, 454, 489, 652, 681, 815, 908, 978, 1135, 1304, 1362, 1630, 1816, 1956, 2270, 2445, 2608, 2724, 3260, 3405, 3632, 3912, 4540, 4890, 5448, 6520, 6810, 7824, 9080, 9780, 10896, 13040, 13620, 18160, 19560, 27240, 37001, 39120, 54480, 74002, 111003, 148004, 185005, 222006, 296008, 370010, 444012, 555015, 592016, 740020, 888024, 1110030, 1480040, 1776048, 2220060, 2960080, 4440120, 8880240]

約数ペア:

[(1, 8880240), (2, 4440120), (3, 2960080), (4, 2220060), (5, 1776048), (6, 1480040), (8, 1110030), (10, 888024), (12, 740020), (15, 592016), (16, 555015), (20, 444012), (24, 370010), (30, 296008), (40, 222006), (48, 185005), (60, 148004), (80, 111003), (120, 74002), (163, 54480), (227, 39120), (240, 37001), (326, 27240), (454, 19560), (489, 18160), (652, 13620), (681, 13040), (815, 10896), (908, 9780), (978, 9080), (1135, 7824), (1304, 6810), (1362, 6520), (1630, 5448), (1816, 4890), (1956, 4540), (2270, 3912), (2445, 3632), (2608, 3405), (2724, 3260)]