1218240

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{47}}^1$

素因数の和:76

約数の個数: 140

約数和(自身を含む): 4425696

約数和(自身を除く): 3207456

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 47, 48, 54, 60, 64, 72, 80, 81, 90, 94, 96, 108, 120, 135, 141, 144, 160, 162, 180, 188, 192, 216, 235, 240, 270, 282, 288, 320, 324, 360, 376, 405, 423, 432, 470, 480, 540, 564, 576, 648, 705, 720, 752, 810, 846, 864, 940, 960, 1080, 1128, 1269, 1296, 1410, 1440, 1504, 1620, 1692, 1728, 1880, 2115, 2160, 2256, 2538, 2592, 2820, 2880, 3008, 3240, 3384, 3760, 3807, 4230, 4320, 4512, 5076, 5184, 5640, 6345, 6480, 6768, 7520, 7614, 8460, 8640, 9024, 10152, 11280, 12690, 12960, 13536, 15040, 15228, 16920, 19035, 20304, 22560, 25380, 25920, 27072, 30456, 33840, 38070, 40608, 45120, 50760, 60912, 67680, 76140, 81216, 101520, 121824, 135360, 152280, 203040, 243648, 304560, 406080, 609120, 1218240]

約数ペア:

[(1, 1218240), (2, 609120), (3, 406080), (4, 304560), (5, 243648), (6, 203040), (8, 152280), (9, 135360), (10, 121824), (12, 101520), (15, 81216), (16, 76140), (18, 67680), (20, 60912), (24, 50760), (27, 45120), (30, 40608), (32, 38070), (36, 33840), (40, 30456), (45, 27072), (47, 25920), (48, 25380), (54, 22560), (60, 20304), (64, 19035), (72, 16920), (80, 15228), (81, 15040), (90, 13536), (94, 12960), (96, 12690), (108, 11280), (120, 10152), (135, 9024), (141, 8640), (144, 8460), (160, 7614), (162, 7520), (180, 6768), (188, 6480), (192, 6345), (216, 5640), (235, 5184), (240, 5076), (270, 4512), (282, 4320), (288, 4230), (320, 3807), (324, 3760), (360, 3384), (376, 3240), (405, 3008), (423, 2880), (432, 2820), (470, 2592), (480, 2538), (540, 2256), (564, 2160), (576, 2115), (648, 1880), (705, 1728), (720, 1692), (752, 1620), (810, 1504), (846, 1440), (864, 1410), (940, 1296), (960, 1269), (1080, 1128)]