81986256

素因数分解:

$2^4\times 3^8\times {\mathrm{11}}^1\times {\mathrm{71}}^1$

素因数の和:114

約数の個数: 180

約数和(自身を含む): 263581344

約数和(自身を除く): 181595088

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 33, 36, 44, 48, 54, 66, 71, 72, 81, 88, 99, 108, 132, 142, 144, 162, 176, 198, 213, 216, 243, 264, 284, 297, 324, 396, 426, 432, 486, 528, 568, 594, 639, 648, 729, 781, 792, 852, 891, 972, 1136, 1188, 1278, 1296, 1458, 1562, 1584, 1704, 1782, 1917, 1944, 2187, 2343, 2376, 2556, 2673, 2916, 3124, 3408, 3564, 3834, 3888, 4374, 4686, 4752, 5112, 5346, 5751, 5832, 6248, 6561, 7029, 7128, 7668, 8019, 8748, 9372, 10224, 10692, 11502, 11664, 12496, 13122, 14058, 14256, 15336, 16038, 17253, 17496, 18744, 21087, 21384, 23004, 24057, 26244, 28116, 30672, 32076, 34506, 34992, 37488, 42174, 42768, 46008, 48114, 51759, 52488, 56232, 63261, 64152, 69012, 72171, 84348, 92016, 96228, 103518, 104976, 112464, 126522, 128304, 138024, 144342, 155277, 168696, 189783, 192456, 207036, 253044, 276048, 288684, 310554, 337392, 379566, 384912, 414072, 465831, 506088, 569349, 577368, 621108, 759132, 828144, 931662, 1012176, 1138698, 1154736, 1242216, 1518264, 1708047, 1863324, 2277396, 2484432, 3036528, 3416094, 3726648, 4554792, 5124141, 6832188, 7453296, 9109584, 10248282, 13664376, 20496564, 27328752, 40993128, 81986256]

約数ペア:

[(1, 81986256), (2, 40993128), (3, 27328752), (4, 20496564), (6, 13664376), (8, 10248282), (9, 9109584), (11, 7453296), (12, 6832188), (16, 5124141), (18, 4554792), (22, 3726648), (24, 3416094), (27, 3036528), (33, 2484432), (36, 2277396), (44, 1863324), (48, 1708047), (54, 1518264), (66, 1242216), (71, 1154736), (72, 1138698), (81, 1012176), (88, 931662), (99, 828144), (108, 759132), (132, 621108), (142, 577368), (144, 569349), (162, 506088), (176, 465831), (198, 414072), (213, 384912), (216, 379566), (243, 337392), (264, 310554), (284, 288684), (297, 276048), (324, 253044), (396, 207036), (426, 192456), (432, 189783), (486, 168696), (528, 155277), (568, 144342), (594, 138024), (639, 128304), (648, 126522), (729, 112464), (781, 104976), (792, 103518), (852, 96228), (891, 92016), (972, 84348), (1136, 72171), (1188, 69012), (1278, 64152), (1296, 63261), (1458, 56232), (1562, 52488), (1584, 51759), (1704, 48114), (1782, 46008), (1917, 42768), (1944, 42174), (2187, 37488), (2343, 34992), (2376, 34506), (2556, 32076), (2673, 30672), (2916, 28116), (3124, 26244), (3408, 24057), (3564, 23004), (3834, 21384), (3888, 21087), (4374, 18744), (4686, 17496), (4752, 17253), (5112, 16038), (5346, 15336), (5751, 14256), (5832, 14058), (6248, 13122), (6561, 12496), (7029, 11664), (7128, 11502), (7668, 10692), (8019, 10224), (8748, 9372)]