17955270

素因数分解:

$2^1\times 3^7\times 5^1\times {\mathrm{821}}^1$

素因数の和:849

約数の個数: 64

約数和(自身を含む): 48530880

約数和(自身を除く): 30575610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 821, 1215, 1458, 1642, 2187, 2430, 2463, 3645, 4105, 4374, 4926, 7290, 7389, 8210, 10935, 12315, 14778, 21870, 22167, 24630, 36945, 44334, 66501, 73890, 110835, 133002, 199503, 221670, 332505, 399006, 598509, 665010, 997515, 1197018, 1795527, 1995030, 2992545, 3591054, 5985090, 8977635, 17955270]

約数ペア:

[(1, 17955270), (2, 8977635), (3, 5985090), (5, 3591054), (6, 2992545), (9, 1995030), (10, 1795527), (15, 1197018), (18, 997515), (27, 665010), (30, 598509), (45, 399006), (54, 332505), (81, 221670), (90, 199503), (135, 133002), (162, 110835), (243, 73890), (270, 66501), (405, 44334), (486, 36945), (729, 24630), (810, 22167), (821, 21870), (1215, 14778), (1458, 12315), (1642, 10935), (2187, 8210), (2430, 7389), (2463, 7290), (3645, 4926), (4105, 4374)]