18928080

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:175

約数の個数: 200

約数和(自身を含む): 69138432

約数和(自身を除く): 50210352

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 81, 90, 92, 108, 115, 120, 127, 135, 138, 144, 162, 180, 184, 207, 216, 230, 240, 254, 270, 276, 324, 345, 360, 368, 381, 405, 414, 432, 460, 508, 540, 552, 621, 635, 648, 690, 720, 762, 810, 828, 920, 1016, 1035, 1080, 1104, 1143, 1242, 1270, 1296, 1380, 1524, 1620, 1656, 1840, 1863, 1905, 2032, 2070, 2160, 2286, 2484, 2540, 2760, 2921, 3048, 3105, 3240, 3312, 3429, 3726, 3810, 4140, 4572, 4968, 5080, 5520, 5715, 5842, 6096, 6210, 6480, 6858, 7452, 7620, 8280, 8763, 9144, 9315, 9936, 10160, 10287, 11430, 11684, 12420, 13716, 14605, 14904, 15240, 16560, 17145, 17526, 18288, 18630, 20574, 22860, 23368, 24840, 26289, 27432, 29210, 29808, 30480, 34290, 35052, 37260, 41148, 43815, 45720, 46736, 49680, 51435, 52578, 54864, 58420, 68580, 70104, 74520, 78867, 82296, 87630, 91440, 102870, 105156, 116840, 131445, 137160, 140208, 149040, 157734, 164592, 175260, 205740, 210312, 233680, 236601, 262890, 274320, 315468, 350520, 394335, 411480, 420624, 473202, 525780, 630936, 701040, 788670, 822960, 946404, 1051560, 1183005, 1261872, 1577340, 1892808, 2103120, 2366010, 3154680, 3785616, 4732020, 6309360, 9464040, 18928080]

約数ペア:

[(1, 18928080), (2, 9464040), (3, 6309360), (4, 4732020), (5, 3785616), (6, 3154680), (8, 2366010), (9, 2103120), (10, 1892808), (12, 1577340), (15, 1261872), (16, 1183005), (18, 1051560), (20, 946404), (23, 822960), (24, 788670), (27, 701040), (30, 630936), (36, 525780), (40, 473202), (45, 420624), (46, 411480), (48, 394335), (54, 350520), (60, 315468), (69, 274320), (72, 262890), (80, 236601), (81, 233680), (90, 210312), (92, 205740), (108, 175260), (115, 164592), (120, 157734), (127, 149040), (135, 140208), (138, 137160), (144, 131445), (162, 116840), (180, 105156), (184, 102870), (207, 91440), (216, 87630), (230, 82296), (240, 78867), (254, 74520), (270, 70104), (276, 68580), (324, 58420), (345, 54864), (360, 52578), (368, 51435), (381, 49680), (405, 46736), (414, 45720), (432, 43815), (460, 41148), (508, 37260), (540, 35052), (552, 34290), (621, 30480), (635, 29808), (648, 29210), (690, 27432), (720, 26289), (762, 24840), (810, 23368), (828, 22860), (920, 20574), (1016, 18630), (1035, 18288), (1080, 17526), (1104, 17145), (1143, 16560), (1242, 15240), (1270, 14904), (1296, 14605), (1380, 13716), (1524, 12420), (1620, 11684), (1656, 11430), (1840, 10287), (1863, 10160), (1905, 9936), (2032, 9315), (2070, 9144), (2160, 8763), (2286, 8280), (2484, 7620), (2540, 7452), (2760, 6858), (2921, 6480), (3048, 6210), (3105, 6096), (3240, 5842), (3312, 5715), (3429, 5520), (3726, 5080), (3810, 4968), (4140, 4572)]