661277760

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4817}}^1$

素因数の和:4861

約数の個数: 224

約数和(自身を含む): 2467124352

約数和(自身を除く): 1805846592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 32, 33, 39, 40, 44, 48, 52, 55, 60, 64, 65, 66, 78, 80, 88, 96, 104, 110, 120, 130, 132, 143, 156, 160, 165, 176, 192, 195, 208, 220, 240, 260, 264, 286, 312, 320, 330, 352, 390, 416, 429, 440, 480, 520, 528, 572, 624, 660, 704, 715, 780, 832, 858, 880, 960, 1040, 1056, 1144, 1248, 1320, 1430, 1560, 1716, 1760, 2080, 2112, 2145, 2288, 2496, 2640, 2860, 3120, 3432, 3520, 4160, 4290, 4576, 4817, 5280, 5720, 6240, 6864, 8580, 9152, 9634, 10560, 11440, 12480, 13728, 14451, 17160, 19268, 22880, 24085, 27456, 28902, 34320, 38536, 45760, 48170, 52987, 57804, 62621, 68640, 72255, 77072, 96340, 105974, 115608, 125242, 137280, 144510, 154144, 158961, 187863, 192680, 211948, 231216, 250484, 264935, 289020, 308288, 313105, 317922, 375726, 385360, 423896, 462432, 500968, 529870, 578040, 626210, 635844, 688831, 751452, 770720, 794805, 847792, 924864, 939315, 1001936, 1059740, 1156080, 1252420, 1271688, 1377662, 1502904, 1541440, 1589610, 1695584, 1878630, 2003872, 2066493, 2119480, 2312160, 2504840, 2543376, 2755324, 3005808, 3179220, 3391168, 3444155, 3757260, 4007744, 4132986, 4238960, 4624320, 5009680, 5086752, 5510648, 6011616, 6358440, 6888310, 7514520, 8265972, 8477920, 10019360, 10173504, 10332465, 11021296, 12023232, 12716880, 13776620, 15029040, 16531944, 16955840, 20038720, 20664930, 22042592, 25433760, 27553240, 30058080, 33063888, 41329860, 44085184, 50867520, 55106480, 60116160, 66127776, 82659720, 110212960, 132255552, 165319440, 220425920, 330638880, 661277760]

約数ペア:

[(1, 661277760), (2, 330638880), (3, 220425920), (4, 165319440), (5, 132255552), (6, 110212960), (8, 82659720), (10, 66127776), (11, 60116160), (12, 55106480), (13, 50867520), (15, 44085184), (16, 41329860), (20, 33063888), (22, 30058080), (24, 27553240), (26, 25433760), (30, 22042592), (32, 20664930), (33, 20038720), (39, 16955840), (40, 16531944), (44, 15029040), (48, 13776620), (52, 12716880), (55, 12023232), (60, 11021296), (64, 10332465), (65, 10173504), (66, 10019360), (78, 8477920), (80, 8265972), (88, 7514520), (96, 6888310), (104, 6358440), (110, 6011616), (120, 5510648), (130, 5086752), (132, 5009680), (143, 4624320), (156, 4238960), (160, 4132986), (165, 4007744), (176, 3757260), (192, 3444155), (195, 3391168), (208, 3179220), (220, 3005808), (240, 2755324), (260, 2543376), (264, 2504840), (286, 2312160), (312, 2119480), (320, 2066493), (330, 2003872), (352, 1878630), (390, 1695584), (416, 1589610), (429, 1541440), (440, 1502904), (480, 1377662), (520, 1271688), (528, 1252420), (572, 1156080), (624, 1059740), (660, 1001936), (704, 939315), (715, 924864), (780, 847792), (832, 794805), (858, 770720), (880, 751452), (960, 688831), (1040, 635844), (1056, 626210), (1144, 578040), (1248, 529870), (1320, 500968), (1430, 462432), (1560, 423896), (1716, 385360), (1760, 375726), (2080, 317922), (2112, 313105), (2145, 308288), (2288, 289020), (2496, 264935), (2640, 250484), (2860, 231216), (3120, 211948), (3432, 192680), (3520, 187863), (4160, 158961), (4290, 154144), (4576, 144510), (4817, 137280), (5280, 125242), (5720, 115608), (6240, 105974), (6864, 96340), (8580, 77072), (9152, 72255), (9634, 68640), (10560, 62621), (11440, 57804), (12480, 52987), (13728, 48170), (14451, 45760), (17160, 38536), (19268, 34320), (22880, 28902), (24085, 27456)]