18375120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:250

約数の個数: 160

約数和(自身を含む): 64995840

約数和(自身を除く): 46620720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 47, 48, 54, 60, 72, 80, 90, 94, 108, 120, 135, 141, 144, 180, 181, 188, 216, 235, 240, 270, 282, 360, 362, 376, 423, 432, 470, 540, 543, 564, 705, 720, 724, 752, 846, 905, 940, 1080, 1086, 1128, 1269, 1410, 1448, 1629, 1692, 1810, 1880, 2115, 2160, 2172, 2256, 2538, 2715, 2820, 2896, 3258, 3384, 3620, 3760, 4230, 4344, 4887, 5076, 5430, 5640, 6345, 6516, 6768, 7240, 8145, 8460, 8507, 8688, 9774, 10152, 10860, 11280, 12690, 13032, 14480, 16290, 16920, 17014, 19548, 20304, 21720, 24435, 25380, 25521, 26064, 32580, 33840, 34028, 39096, 42535, 43440, 48870, 50760, 51042, 65160, 68056, 76563, 78192, 85070, 97740, 101520, 102084, 127605, 130320, 136112, 153126, 170140, 195480, 204168, 229689, 255210, 306252, 340280, 382815, 390960, 408336, 459378, 510420, 612504, 680560, 765630, 918756, 1020840, 1148445, 1225008, 1531260, 1837512, 2041680, 2296890, 3062520, 3675024, 4593780, 6125040, 9187560, 18375120]

約数ペア:

[(1, 18375120), (2, 9187560), (3, 6125040), (4, 4593780), (5, 3675024), (6, 3062520), (8, 2296890), (9, 2041680), (10, 1837512), (12, 1531260), (15, 1225008), (16, 1148445), (18, 1020840), (20, 918756), (24, 765630), (27, 680560), (30, 612504), (36, 510420), (40, 459378), (45, 408336), (47, 390960), (48, 382815), (54, 340280), (60, 306252), (72, 255210), (80, 229689), (90, 204168), (94, 195480), (108, 170140), (120, 153126), (135, 136112), (141, 130320), (144, 127605), (180, 102084), (181, 101520), (188, 97740), (216, 85070), (235, 78192), (240, 76563), (270, 68056), (282, 65160), (360, 51042), (362, 50760), (376, 48870), (423, 43440), (432, 42535), (470, 39096), (540, 34028), (543, 33840), (564, 32580), (705, 26064), (720, 25521), (724, 25380), (752, 24435), (846, 21720), (905, 20304), (940, 19548), (1080, 17014), (1086, 16920), (1128, 16290), (1269, 14480), (1410, 13032), (1448, 12690), (1629, 11280), (1692, 10860), (1810, 10152), (1880, 9774), (2115, 8688), (2160, 8507), (2172, 8460), (2256, 8145), (2538, 7240), (2715, 6768), (2820, 6516), (2896, 6345), (3258, 5640), (3384, 5430), (3620, 5076), (3760, 4887), (4230, 4344)]