80871480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{727}}^1$

素因数の和:850

約数の個数: 128

約数和(自身を含む): 272563200

約数和(自身を除く): 191691720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 103, 108, 120, 135, 180, 206, 216, 270, 309, 360, 412, 515, 540, 618, 727, 824, 927, 1030, 1080, 1236, 1454, 1545, 1854, 2060, 2181, 2472, 2781, 2908, 3090, 3635, 3708, 4120, 4362, 4635, 5562, 5816, 6180, 6543, 7270, 7416, 8724, 9270, 10905, 11124, 12360, 13086, 13905, 14540, 17448, 18540, 19629, 21810, 22248, 26172, 27810, 29080, 32715, 37080, 39258, 43620, 52344, 55620, 65430, 74881, 78516, 87240, 98145, 111240, 130860, 149762, 157032, 196290, 224643, 261720, 299524, 374405, 392580, 449286, 599048, 673929, 748810, 785160, 898572, 1123215, 1347858, 1497620, 1797144, 2021787, 2246430, 2695716, 2995240, 3369645, 4043574, 4492860, 5391432, 6739290, 8087148, 8985720, 10108935, 13478580, 16174296, 20217870, 26957160, 40435740, 80871480]

約数ペア:

[(1, 80871480), (2, 40435740), (3, 26957160), (4, 20217870), (5, 16174296), (6, 13478580), (8, 10108935), (9, 8985720), (10, 8087148), (12, 6739290), (15, 5391432), (18, 4492860), (20, 4043574), (24, 3369645), (27, 2995240), (30, 2695716), (36, 2246430), (40, 2021787), (45, 1797144), (54, 1497620), (60, 1347858), (72, 1123215), (90, 898572), (103, 785160), (108, 748810), (120, 673929), (135, 599048), (180, 449286), (206, 392580), (216, 374405), (270, 299524), (309, 261720), (360, 224643), (412, 196290), (515, 157032), (540, 149762), (618, 130860), (727, 111240), (824, 98145), (927, 87240), (1030, 78516), (1080, 74881), (1236, 65430), (1454, 55620), (1545, 52344), (1854, 43620), (2060, 39258), (2181, 37080), (2472, 32715), (2781, 29080), (2908, 27810), (3090, 26172), (3635, 22248), (3708, 21810), (4120, 19629), (4362, 18540), (4635, 17448), (5562, 14540), (5816, 13905), (6180, 13086), (6543, 12360), (7270, 11124), (7416, 10905), (8724, 9270)]