18578880

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{6451}}^1$

素因数の和:6474

約数の個数: 84

約数和(自身を含む): 63913512

約数和(自身を除く): 45334632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 6451, 12902, 19353, 25804, 32255, 38706, 51608, 58059, 64510, 77412, 96765, 103216, 116118, 129020, 154824, 193530, 206432, 232236, 258040, 290295, 309648, 387060, 412864, 464472, 516080, 580590, 619296, 774120, 928944, 1032160, 1161180, 1238592, 1548240, 1857888, 2064320, 2322360, 3096480, 3715776, 4644720, 6192960, 9289440, 18578880]

約数ペア:

[(1, 18578880), (2, 9289440), (3, 6192960), (4, 4644720), (5, 3715776), (6, 3096480), (8, 2322360), (9, 2064320), (10, 1857888), (12, 1548240), (15, 1238592), (16, 1161180), (18, 1032160), (20, 928944), (24, 774120), (30, 619296), (32, 580590), (36, 516080), (40, 464472), (45, 412864), (48, 387060), (60, 309648), (64, 290295), (72, 258040), (80, 232236), (90, 206432), (96, 193530), (120, 154824), (144, 129020), (160, 116118), (180, 103216), (192, 96765), (240, 77412), (288, 64510), (320, 58059), (360, 51608), (480, 38706), (576, 32255), (720, 25804), (960, 19353), (1440, 12902), (2880, 6451)]