639920160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{569}}^1$

素因数の和:672

約数の個数: 288

約数和(自身を含む): 2420046720

約数和(自身を除く): 1780126560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 71, 72, 80, 88, 90, 96, 99, 110, 120, 132, 142, 144, 160, 165, 176, 180, 198, 213, 220, 240, 264, 284, 288, 330, 352, 355, 360, 396, 426, 440, 480, 495, 528, 568, 569, 639, 660, 710, 720, 781, 792, 852, 880, 990, 1056, 1065, 1136, 1138, 1278, 1320, 1420, 1440, 1562, 1584, 1704, 1707, 1760, 1980, 2130, 2272, 2276, 2343, 2556, 2640, 2840, 2845, 3124, 3168, 3195, 3408, 3414, 3905, 3960, 4260, 4552, 4686, 5112, 5121, 5280, 5680, 5690, 6248, 6259, 6390, 6816, 6828, 7029, 7810, 7920, 8520, 8535, 9104, 9372, 10224, 10242, 11360, 11380, 11715, 12496, 12518, 12780, 13656, 14058, 15620, 15840, 17040, 17070, 18208, 18744, 18777, 20448, 20484, 22760, 23430, 24992, 25036, 25560, 25605, 27312, 28116, 31240, 31295, 34080, 34140, 35145, 37488, 37554, 40399, 40968, 45520, 46860, 50072, 51120, 51210, 54624, 56232, 56331, 62480, 62590, 68280, 70290, 74976, 75108, 80798, 81936, 91040, 93720, 93885, 100144, 102240, 102420, 112464, 112662, 121197, 124960, 125180, 136560, 140580, 150216, 161596, 163872, 187440, 187770, 200288, 201995, 204840, 224928, 225324, 242394, 250360, 273120, 281160, 281655, 300432, 323192, 363591, 374880, 375540, 403990, 409680, 444389, 450648, 484788, 500720, 562320, 563310, 600864, 605985, 646384, 727182, 751080, 807980, 819360, 888778, 901296, 969576, 1001440, 1124640, 1126620, 1211970, 1292768, 1333167, 1454364, 1502160, 1615960, 1777556, 1802592, 1817955, 1939152, 2221945, 2253240, 2423940, 2666334, 2908728, 3004320, 3231920, 3555112, 3635910, 3878304, 3999501, 4443890, 4506480, 4847880, 5332668, 5817456, 6463840, 6665835, 7110224, 7271820, 7999002, 8887780, 9012960, 9695760, 10665336, 11634912, 13331670, 14220448, 14543640, 15998004, 17775560, 19391520, 19997505, 21330672, 26663340, 29087280, 31996008, 35551120, 39995010, 42661344, 53326680, 58174560, 63992016, 71102240, 79990020, 106653360, 127984032, 159980040, 213306720, 319960080, 639920160]

約数ペア:

[(1, 639920160), (2, 319960080), (3, 213306720), (4, 159980040), (5, 127984032), (6, 106653360), (8, 79990020), (9, 71102240), (10, 63992016), (11, 58174560), (12, 53326680), (15, 42661344), (16, 39995010), (18, 35551120), (20, 31996008), (22, 29087280), (24, 26663340), (30, 21330672), (32, 19997505), (33, 19391520), (36, 17775560), (40, 15998004), (44, 14543640), (45, 14220448), (48, 13331670), (55, 11634912), (60, 10665336), (66, 9695760), (71, 9012960), (72, 8887780), (80, 7999002), (88, 7271820), (90, 7110224), (96, 6665835), (99, 6463840), (110, 5817456), (120, 5332668), (132, 4847880), (142, 4506480), (144, 4443890), (160, 3999501), (165, 3878304), (176, 3635910), (180, 3555112), (198, 3231920), (213, 3004320), (220, 2908728), (240, 2666334), (264, 2423940), (284, 2253240), (288, 2221945), (330, 1939152), (352, 1817955), (355, 1802592), (360, 1777556), (396, 1615960), (426, 1502160), (440, 1454364), (480, 1333167), (495, 1292768), (528, 1211970), (568, 1126620), (569, 1124640), (639, 1001440), (660, 969576), (710, 901296), (720, 888778), (781, 819360), (792, 807980), (852, 751080), (880, 727182), (990, 646384), (1056, 605985), (1065, 600864), (1136, 563310), (1138, 562320), (1278, 500720), (1320, 484788), (1420, 450648), (1440, 444389), (1562, 409680), (1584, 403990), (1704, 375540), (1707, 374880), (1760, 363591), (1980, 323192), (2130, 300432), (2272, 281655), (2276, 281160), (2343, 273120), (2556, 250360), (2640, 242394), (2840, 225324), (2845, 224928), (3124, 204840), (3168, 201995), (3195, 200288), (3408, 187770), (3414, 187440), (3905, 163872), (3960, 161596), (4260, 150216), (4552, 140580), (4686, 136560), (5112, 125180), (5121, 124960), (5280, 121197), (5680, 112662), (5690, 112464), (6248, 102420), (6259, 102240), (6390, 100144), (6816, 93885), (6828, 93720), (7029, 91040), (7810, 81936), (7920, 80798), (8520, 75108), (8535, 74976), (9104, 70290), (9372, 68280), (10224, 62590), (10242, 62480), (11360, 56331), (11380, 56232), (11715, 54624), (12496, 51210), (12518, 51120), (12780, 50072), (13656, 46860), (14058, 45520), (15620, 40968), (15840, 40399), (17040, 37554), (17070, 37488), (18208, 35145), (18744, 34140), (18777, 34080), (20448, 31295), (20484, 31240), (22760, 28116), (23430, 27312), (24992, 25605), (25036, 25560)]