17971440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{727}}^1$

素因数の和:846

約数の個数: 80

約数和(自身を含む): 56329728

約数和(自身を除く): 38358288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 103, 120, 206, 240, 309, 412, 515, 618, 727, 824, 1030, 1236, 1454, 1545, 1648, 2060, 2181, 2472, 2908, 3090, 3635, 4120, 4362, 4944, 5816, 6180, 7270, 8240, 8724, 10905, 11632, 12360, 14540, 17448, 21810, 24720, 29080, 34896, 43620, 58160, 74881, 87240, 149762, 174480, 224643, 299524, 374405, 449286, 599048, 748810, 898572, 1123215, 1198096, 1497620, 1797144, 2246430, 2995240, 3594288, 4492860, 5990480, 8985720, 17971440]

約数ペア:

[(1, 17971440), (2, 8985720), (3, 5990480), (4, 4492860), (5, 3594288), (6, 2995240), (8, 2246430), (10, 1797144), (12, 1497620), (15, 1198096), (16, 1123215), (20, 898572), (24, 748810), (30, 599048), (40, 449286), (48, 374405), (60, 299524), (80, 224643), (103, 174480), (120, 149762), (206, 87240), (240, 74881), (309, 58160), (412, 43620), (515, 34896), (618, 29080), (727, 24720), (824, 21810), (1030, 17448), (1236, 14540), (1454, 12360), (1545, 11632), (1648, 10905), (2060, 8724), (2181, 8240), (2472, 7270), (2908, 6180), (3090, 5816), (3635, 4944), (4120, 4362)]