26640720

素因数分解:

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

素因数の和:409

約数の個数: 120

約数和(自身を含む): 90413856

約数和(自身を除く): 63773136

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 163, 180, 227, 240, 326, 360, 454, 489, 652, 681, 720, 815, 908, 978, 1135, 1304, 1362, 1467, 1630, 1816, 1956, 2043, 2270, 2445, 2608, 2724, 2934, 3260, 3405, 3632, 3912, 4086, 4540, 4890, 5448, 5868, 6520, 6810, 7335, 7824, 8172, 9080, 9780, 10215, 10896, 11736, 13040, 13620, 14670, 16344, 18160, 19560, 20430, 23472, 27240, 29340, 32688, 37001, 39120, 40860, 54480, 58680, 74002, 81720, 111003, 117360, 148004, 163440, 185005, 222006, 296008, 333009, 370010, 444012, 555015, 592016, 666018, 740020, 888024, 1110030, 1332036, 1480040, 1665045, 1776048, 2220060, 2664072, 2960080, 3330090, 4440120, 5328144, 6660180, 8880240, 13320360, 26640720]

約数ペア:

[(1, 26640720), (2, 13320360), (3, 8880240), (4, 6660180), (5, 5328144), (6, 4440120), (8, 3330090), (9, 2960080), (10, 2664072), (12, 2220060), (15, 1776048), (16, 1665045), (18, 1480040), (20, 1332036), (24, 1110030), (30, 888024), (36, 740020), (40, 666018), (45, 592016), (48, 555015), (60, 444012), (72, 370010), (80, 333009), (90, 296008), (120, 222006), (144, 185005), (163, 163440), (180, 148004), (227, 117360), (240, 111003), (326, 81720), (360, 74002), (454, 58680), (489, 54480), (652, 40860), (681, 39120), (720, 37001), (815, 32688), (908, 29340), (978, 27240), (1135, 23472), (1304, 20430), (1362, 19560), (1467, 18160), (1630, 16344), (1816, 14670), (1956, 13620), (2043, 13040), (2270, 11736), (2445, 10896), (2608, 10215), (2724, 9780), (2934, 9080), (3260, 8172), (3405, 7824), (3632, 7335), (3912, 6810), (4086, 6520), (4540, 5868), (4890, 5448)]