18937200

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:431

約数の個数: 120

約数和(自身を含む): 62242048

約数和(自身を除く): 43304848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 43, 48, 50, 60, 75, 80, 86, 100, 120, 129, 150, 172, 200, 215, 240, 258, 300, 344, 367, 400, 430, 516, 600, 645, 688, 734, 860, 1032, 1075, 1101, 1200, 1290, 1468, 1720, 1835, 2064, 2150, 2202, 2580, 2936, 3225, 3440, 3670, 4300, 4404, 5160, 5505, 5872, 6450, 7340, 8600, 8808, 9175, 10320, 11010, 12900, 14680, 15781, 17200, 17616, 18350, 22020, 25800, 27525, 29360, 31562, 36700, 44040, 47343, 51600, 55050, 63124, 73400, 78905, 88080, 94686, 110100, 126248, 146800, 157810, 189372, 220200, 236715, 252496, 315620, 378744, 394525, 440400, 473430, 631240, 757488, 789050, 946860, 1183575, 1262480, 1578100, 1893720, 2367150, 3156200, 3787440, 4734300, 6312400, 9468600, 18937200]

約数ペア:

[(1, 18937200), (2, 9468600), (3, 6312400), (4, 4734300), (5, 3787440), (6, 3156200), (8, 2367150), (10, 1893720), (12, 1578100), (15, 1262480), (16, 1183575), (20, 946860), (24, 789050), (25, 757488), (30, 631240), (40, 473430), (43, 440400), (48, 394525), (50, 378744), (60, 315620), (75, 252496), (80, 236715), (86, 220200), (100, 189372), (120, 157810), (129, 146800), (150, 126248), (172, 110100), (200, 94686), (215, 88080), (240, 78905), (258, 73400), (300, 63124), (344, 55050), (367, 51600), (400, 47343), (430, 44040), (516, 36700), (600, 31562), (645, 29360), (688, 27525), (734, 25800), (860, 22020), (1032, 18350), (1075, 17616), (1101, 17200), (1200, 15781), (1290, 14680), (1468, 12900), (1720, 11010), (1835, 10320), (2064, 9175), (2150, 8808), (2202, 8600), (2580, 7340), (2936, 6450), (3225, 5872), (3440, 5505), (3670, 5160), (4300, 4404)]