90218880

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:278

約数の個数: 256

約数和(自身を含む): 334886400

約数和(自身を除く): 244667520

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, 128, 135, 138, 144, 160, 180, 184, 192, 207, 216, 227, 230, 240, 270, 276, 288, 320, 345, 360, 368, 384, 414, 432, 454, 460, 480, 540, 552, 576, 621, 640, 681, 690, 720, 736, 828, 864, 908, 920, 960, 1035, 1080, 1104, 1135, 1152, 1242, 1362, 1380, 1440, 1472, 1656, 1728, 1816, 1840, 1920, 2043, 2070, 2160, 2208, 2270, 2484, 2724, 2760, 2880, 2944, 3105, 3312, 3405, 3456, 3632, 3680, 4086, 4140, 4320, 4416, 4540, 4968, 5221, 5448, 5520, 5760, 6129, 6210, 6624, 6810, 7264, 7360, 8172, 8280, 8640, 8832, 9080, 9936, 10215, 10442, 10896, 11040, 12258, 12420, 13248, 13620, 14528, 14720, 15663, 16344, 16560, 17280, 18160, 19872, 20430, 20884, 21792, 22080, 24516, 24840, 26105, 26496, 27240, 29056, 30645, 31326, 32688, 33120, 36320, 39744, 40860, 41768, 43584, 44160, 46989, 49032, 49680, 52210, 54480, 61290, 62652, 65376, 66240, 72640, 78315, 79488, 81720, 83536, 87168, 93978, 98064, 99360, 104420, 108960, 122580, 125304, 130752, 132480, 140967, 145280, 156630, 163440, 167072, 187956, 196128, 198720, 208840, 217920, 234945, 245160, 250608, 261504, 281934, 313260, 326880, 334144, 375912, 392256, 397440, 417680, 435840, 469890, 490320, 501216, 563868, 626520, 653760, 668288, 704835, 751824, 784512, 835360, 939780, 980640, 1002432, 1127736, 1253040, 1307520, 1409670, 1503648, 1670720, 1879560, 1961280, 2004864, 2255472, 2506080, 2819340, 3007296, 3341440, 3759120, 3922560, 4510944, 5012160, 5638680, 6014592, 7518240, 9021888, 10024320, 11277360, 15036480, 18043776, 22554720, 30072960, 45109440, 90218880]

約数ペア:

[(1, 90218880), (2, 45109440), (3, 30072960), (4, 22554720), (5, 18043776), (6, 15036480), (8, 11277360), (9, 10024320), (10, 9021888), (12, 7518240), (15, 6014592), (16, 5638680), (18, 5012160), (20, 4510944), (23, 3922560), (24, 3759120), (27, 3341440), (30, 3007296), (32, 2819340), (36, 2506080), (40, 2255472), (45, 2004864), (46, 1961280), (48, 1879560), (54, 1670720), (60, 1503648), (64, 1409670), (69, 1307520), (72, 1253040), (80, 1127736), (90, 1002432), (92, 980640), (96, 939780), (108, 835360), (115, 784512), (120, 751824), (128, 704835), (135, 668288), (138, 653760), (144, 626520), (160, 563868), (180, 501216), (184, 490320), (192, 469890), (207, 435840), (216, 417680), (227, 397440), (230, 392256), (240, 375912), (270, 334144), (276, 326880), (288, 313260), (320, 281934), (345, 261504), (360, 250608), (368, 245160), (384, 234945), (414, 217920), (432, 208840), (454, 198720), (460, 196128), (480, 187956), (540, 167072), (552, 163440), (576, 156630), (621, 145280), (640, 140967), (681, 132480), (690, 130752), (720, 125304), (736, 122580), (828, 108960), (864, 104420), (908, 99360), (920, 98064), (960, 93978), (1035, 87168), (1080, 83536), (1104, 81720), (1135, 79488), (1152, 78315), (1242, 72640), (1362, 66240), (1380, 65376), (1440, 62652), (1472, 61290), (1656, 54480), (1728, 52210), (1816, 49680), (1840, 49032), (1920, 46989), (2043, 44160), (2070, 43584), (2160, 41768), (2208, 40860), (2270, 39744), (2484, 36320), (2724, 33120), (2760, 32688), (2880, 31326), (2944, 30645), (3105, 29056), (3312, 27240), (3405, 26496), (3456, 26105), (3632, 24840), (3680, 24516), (4086, 22080), (4140, 21792), (4320, 20884), (4416, 20430), (4540, 19872), (4968, 18160), (5221, 17280), (5448, 16560), (5520, 16344), (5760, 15663), (6129, 14720), (6210, 14528), (6624, 13620), (6810, 13248), (7264, 12420), (7360, 12258), (8172, 11040), (8280, 10896), (8640, 10442), (8832, 10215), (9080, 9936)]