18029880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:214

約数の個数: 192

約数和(自身を含む): 66549600

約数和(自身を除く): 48519720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 29, 30, 33, 36, 40, 44, 45, 55, 58, 60, 66, 72, 87, 88, 90, 99, 110, 116, 120, 132, 145, 157, 165, 174, 180, 198, 220, 232, 261, 264, 290, 314, 319, 330, 348, 360, 396, 435, 440, 471, 495, 522, 580, 628, 638, 660, 696, 785, 792, 870, 942, 957, 990, 1044, 1160, 1256, 1276, 1305, 1320, 1413, 1570, 1595, 1727, 1740, 1884, 1914, 1980, 2088, 2355, 2552, 2610, 2826, 2871, 3140, 3190, 3454, 3480, 3768, 3828, 3960, 4553, 4710, 4785, 5181, 5220, 5652, 5742, 6280, 6380, 6908, 7065, 7656, 8635, 9106, 9420, 9570, 10362, 10440, 11304, 11484, 12760, 13659, 13816, 14130, 14355, 15543, 17270, 18212, 18840, 19140, 20724, 22765, 22968, 25905, 27318, 28260, 28710, 31086, 34540, 36424, 38280, 40977, 41448, 45530, 50083, 51810, 54636, 56520, 57420, 62172, 68295, 69080, 77715, 81954, 91060, 100166, 103620, 109272, 114840, 124344, 136590, 150249, 155430, 163908, 182120, 200332, 204885, 207240, 250415, 273180, 300498, 310860, 327816, 400664, 409770, 450747, 500830, 546360, 600996, 621720, 751245, 819540, 901494, 1001660, 1201992, 1502490, 1639080, 1802988, 2003320, 2253735, 3004980, 3605976, 4507470, 6009960, 9014940, 18029880]

約数ペア:

[(1, 18029880), (2, 9014940), (3, 6009960), (4, 4507470), (5, 3605976), (6, 3004980), (8, 2253735), (9, 2003320), (10, 1802988), (11, 1639080), (12, 1502490), (15, 1201992), (18, 1001660), (20, 901494), (22, 819540), (24, 751245), (29, 621720), (30, 600996), (33, 546360), (36, 500830), (40, 450747), (44, 409770), (45, 400664), (55, 327816), (58, 310860), (60, 300498), (66, 273180), (72, 250415), (87, 207240), (88, 204885), (90, 200332), (99, 182120), (110, 163908), (116, 155430), (120, 150249), (132, 136590), (145, 124344), (157, 114840), (165, 109272), (174, 103620), (180, 100166), (198, 91060), (220, 81954), (232, 77715), (261, 69080), (264, 68295), (290, 62172), (314, 57420), (319, 56520), (330, 54636), (348, 51810), (360, 50083), (396, 45530), (435, 41448), (440, 40977), (471, 38280), (495, 36424), (522, 34540), (580, 31086), (628, 28710), (638, 28260), (660, 27318), (696, 25905), (785, 22968), (792, 22765), (870, 20724), (942, 19140), (957, 18840), (990, 18212), (1044, 17270), (1160, 15543), (1256, 14355), (1276, 14130), (1305, 13816), (1320, 13659), (1413, 12760), (1570, 11484), (1595, 11304), (1727, 10440), (1740, 10362), (1884, 9570), (1914, 9420), (1980, 9106), (2088, 8635), (2355, 7656), (2552, 7065), (2610, 6908), (2826, 6380), (2871, 6280), (3140, 5742), (3190, 5652), (3454, 5220), (3480, 5181), (3768, 4785), (3828, 4710), (3960, 4553)]