661870080

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1249}}^1$

素因数の和:1301

約数の個数: 240

約数和(自身を含む): 2393820000

約数和(自身を除く): 1731949920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 128, 138, 144, 160, 180, 184, 192, 207, 230, 240, 256, 276, 288, 320, 345, 360, 368, 384, 414, 460, 480, 512, 552, 576, 640, 690, 720, 736, 768, 828, 920, 960, 1035, 1104, 1152, 1249, 1280, 1380, 1440, 1472, 1536, 1656, 1840, 1920, 2070, 2208, 2304, 2498, 2560, 2760, 2880, 2944, 3312, 3680, 3747, 3840, 4140, 4416, 4608, 4996, 5520, 5760, 5888, 6245, 6624, 7360, 7494, 7680, 8280, 8832, 9992, 11040, 11241, 11520, 11776, 12490, 13248, 14720, 14988, 16560, 17664, 18735, 19984, 22080, 22482, 23040, 24980, 26496, 28727, 29440, 29976, 33120, 35328, 37470, 39968, 44160, 44964, 49960, 52992, 56205, 57454, 58880, 59952, 66240, 74940, 79936, 86181, 88320, 89928, 99920, 105984, 112410, 114908, 119904, 132480, 143635, 149880, 159872, 172362, 176640, 179856, 199840, 224820, 229816, 239808, 258543, 264960, 287270, 299760, 319744, 344724, 359712, 399680, 430905, 449640, 459632, 479616, 517086, 529920, 574540, 599520, 639488, 689448, 719424, 799360, 861810, 899280, 919264, 959232, 1034172, 1149080, 1199040, 1292715, 1378896, 1438848, 1598720, 1723620, 1798560, 1838528, 1918464, 2068344, 2298160, 2398080, 2585430, 2757792, 2877696, 3197440, 3447240, 3597120, 3677056, 4136688, 4596320, 4796160, 5170860, 5515584, 5755392, 6894480, 7194240, 7354112, 8273376, 9192640, 9592320, 10341720, 11031168, 13788960, 14388480, 14708224, 16546752, 18385280, 20683440, 22062336, 27577920, 28776960, 33093504, 36770560, 41366880, 44124672, 55155840, 66187008, 73541120, 82733760, 110311680, 132374016, 165467520, 220623360, 330935040, 661870080]

約数ペア:

[(1, 661870080), (2, 330935040), (3, 220623360), (4, 165467520), (5, 132374016), (6, 110311680), (8, 82733760), (9, 73541120), (10, 66187008), (12, 55155840), (15, 44124672), (16, 41366880), (18, 36770560), (20, 33093504), (23, 28776960), (24, 27577920), (30, 22062336), (32, 20683440), (36, 18385280), (40, 16546752), (45, 14708224), (46, 14388480), (48, 13788960), (60, 11031168), (64, 10341720), (69, 9592320), (72, 9192640), (80, 8273376), (90, 7354112), (92, 7194240), (96, 6894480), (115, 5755392), (120, 5515584), (128, 5170860), (138, 4796160), (144, 4596320), (160, 4136688), (180, 3677056), (184, 3597120), (192, 3447240), (207, 3197440), (230, 2877696), (240, 2757792), (256, 2585430), (276, 2398080), (288, 2298160), (320, 2068344), (345, 1918464), (360, 1838528), (368, 1798560), (384, 1723620), (414, 1598720), (460, 1438848), (480, 1378896), (512, 1292715), (552, 1199040), (576, 1149080), (640, 1034172), (690, 959232), (720, 919264), (736, 899280), (768, 861810), (828, 799360), (920, 719424), (960, 689448), (1035, 639488), (1104, 599520), (1152, 574540), (1249, 529920), (1280, 517086), (1380, 479616), (1440, 459632), (1472, 449640), (1536, 430905), (1656, 399680), (1840, 359712), (1920, 344724), (2070, 319744), (2208, 299760), (2304, 287270), (2498, 264960), (2560, 258543), (2760, 239808), (2880, 229816), (2944, 224820), (3312, 199840), (3680, 179856), (3747, 176640), (3840, 172362), (4140, 159872), (4416, 149880), (4608, 143635), (4996, 132480), (5520, 119904), (5760, 114908), (5888, 112410), (6245, 105984), (6624, 99920), (7360, 89928), (7494, 88320), (7680, 86181), (8280, 79936), (8832, 74940), (9992, 66240), (11040, 59952), (11241, 58880), (11520, 57454), (11776, 56205), (12490, 52992), (13248, 49960), (14720, 44964), (14988, 44160), (16560, 39968), (17664, 37470), (18735, 35328), (19984, 33120), (22080, 29976), (22482, 29440), (23040, 28727), (24980, 26496)]