661538880

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3329}}^1$

素因数の和:3378

約数の個数: 224

約数和(自身を含む): 2435961600

約数和(自身を除く): 1774422720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 64, 69, 72, 80, 90, 92, 96, 108, 115, 120, 135, 138, 144, 160, 180, 184, 192, 207, 216, 230, 240, 270, 276, 288, 320, 345, 360, 368, 414, 432, 460, 480, 540, 552, 576, 621, 690, 720, 736, 828, 864, 920, 960, 1035, 1080, 1104, 1242, 1380, 1440, 1472, 1656, 1728, 1840, 2070, 2160, 2208, 2484, 2760, 2880, 3105, 3312, 3329, 3680, 4140, 4320, 4416, 4968, 5520, 6210, 6624, 6658, 7360, 8280, 8640, 9936, 9987, 11040, 12420, 13248, 13316, 16560, 16645, 19872, 19974, 22080, 24840, 26632, 29961, 33120, 33290, 39744, 39948, 49680, 49935, 53264, 59922, 66240, 66580, 76567, 79896, 89883, 99360, 99870, 106528, 119844, 133160, 149805, 153134, 159792, 179766, 198720, 199740, 213056, 229701, 239688, 266320, 299610, 306268, 319584, 359532, 382835, 399480, 449415, 459402, 479376, 532640, 599220, 612536, 639168, 689103, 719064, 765670, 798960, 898830, 918804, 958752, 1065280, 1148505, 1198440, 1225072, 1378206, 1438128, 1531340, 1597920, 1797660, 1837608, 1917504, 2067309, 2297010, 2396880, 2450144, 2756412, 2876256, 3062680, 3195840, 3445515, 3595320, 3675216, 4134618, 4594020, 4793760, 4900288, 5512824, 5752512, 6125360, 6891030, 7190640, 7350432, 8269236, 9188040, 9587520, 10336545, 11025648, 12250720, 13782060, 14381280, 14700864, 16538472, 18376080, 20673090, 22051296, 24501440, 27564120, 28762560, 33076944, 36752160, 41346180, 44102592, 55128240, 66153888, 73504320, 82692360, 110256480, 132307776, 165384720, 220512960, 330769440, 661538880]

約数ペア:

[(1, 661538880), (2, 330769440), (3, 220512960), (4, 165384720), (5, 132307776), (6, 110256480), (8, 82692360), (9, 73504320), (10, 66153888), (12, 55128240), (15, 44102592), (16, 41346180), (18, 36752160), (20, 33076944), (23, 28762560), (24, 27564120), (27, 24501440), (30, 22051296), (32, 20673090), (36, 18376080), (40, 16538472), (45, 14700864), (46, 14381280), (48, 13782060), (54, 12250720), (60, 11025648), (64, 10336545), (69, 9587520), (72, 9188040), (80, 8269236), (90, 7350432), (92, 7190640), (96, 6891030), (108, 6125360), (115, 5752512), (120, 5512824), (135, 4900288), (138, 4793760), (144, 4594020), (160, 4134618), (180, 3675216), (184, 3595320), (192, 3445515), (207, 3195840), (216, 3062680), (230, 2876256), (240, 2756412), (270, 2450144), (276, 2396880), (288, 2297010), (320, 2067309), (345, 1917504), (360, 1837608), (368, 1797660), (414, 1597920), (432, 1531340), (460, 1438128), (480, 1378206), (540, 1225072), (552, 1198440), (576, 1148505), (621, 1065280), (690, 958752), (720, 918804), (736, 898830), (828, 798960), (864, 765670), (920, 719064), (960, 689103), (1035, 639168), (1080, 612536), (1104, 599220), (1242, 532640), (1380, 479376), (1440, 459402), (1472, 449415), (1656, 399480), (1728, 382835), (1840, 359532), (2070, 319584), (2160, 306268), (2208, 299610), (2484, 266320), (2760, 239688), (2880, 229701), (3105, 213056), (3312, 199740), (3329, 198720), (3680, 179766), (4140, 159792), (4320, 153134), (4416, 149805), (4968, 133160), (5520, 119844), (6210, 106528), (6624, 99870), (6658, 99360), (7360, 89883), (8280, 79896), (8640, 76567), (9936, 66580), (9987, 66240), (11040, 59922), (12420, 53264), (13248, 49935), (13316, 49680), (16560, 39948), (16645, 39744), (19872, 33290), (19974, 33120), (22080, 29961), (24840, 26632)]