863935280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:395

約数の個数: 160

約数和(自身を含む): 2261188608

約数和(自身を除く): 1397253328

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 127, 130, 155, 208, 211, 248, 254, 260, 310, 403, 422, 496, 508, 520, 620, 635, 806, 844, 1016, 1040, 1055, 1240, 1270, 1612, 1651, 1688, 2015, 2032, 2110, 2480, 2540, 2743, 3224, 3302, 3376, 3937, 4030, 4220, 5080, 5486, 6448, 6541, 6604, 7874, 8060, 8255, 8440, 10160, 10972, 13082, 13208, 13715, 15748, 16120, 16510, 16880, 19685, 21944, 26164, 26416, 26797, 27430, 31496, 32240, 32705, 33020, 39370, 43888, 51181, 52328, 53594, 54860, 62992, 65410, 66040, 78740, 85033, 102362, 104656, 107188, 109720, 130820, 132080, 133985, 157480, 170066, 204724, 214376, 219440, 255905, 261640, 267970, 314960, 340132, 348361, 409448, 425165, 428752, 511810, 523280, 535940, 680264, 696722, 818896, 830707, 850330, 1023620, 1071880, 1360528, 1393444, 1661414, 1700660, 1741805, 2047240, 2143760, 2786888, 3322828, 3401320, 3483610, 4094480, 4153535, 5573776, 6645656, 6802640, 6967220, 8307070, 10799191, 13291312, 13934440, 16614140, 21598382, 27868880, 33228280, 43196764, 53995955, 66456560, 86393528, 107991910, 172787056, 215983820, 431967640, 863935280]

約数ペア:

[(1, 863935280), (2, 431967640), (4, 215983820), (5, 172787056), (8, 107991910), (10, 86393528), (13, 66456560), (16, 53995955), (20, 43196764), (26, 33228280), (31, 27868880), (40, 21598382), (52, 16614140), (62, 13934440), (65, 13291312), (80, 10799191), (104, 8307070), (124, 6967220), (127, 6802640), (130, 6645656), (155, 5573776), (208, 4153535), (211, 4094480), (248, 3483610), (254, 3401320), (260, 3322828), (310, 2786888), (403, 2143760), (422, 2047240), (496, 1741805), (508, 1700660), (520, 1661414), (620, 1393444), (635, 1360528), (806, 1071880), (844, 1023620), (1016, 850330), (1040, 830707), (1055, 818896), (1240, 696722), (1270, 680264), (1612, 535940), (1651, 523280), (1688, 511810), (2015, 428752), (2032, 425165), (2110, 409448), (2480, 348361), (2540, 340132), (2743, 314960), (3224, 267970), (3302, 261640), (3376, 255905), (3937, 219440), (4030, 214376), (4220, 204724), (5080, 170066), (5486, 157480), (6448, 133985), (6541, 132080), (6604, 130820), (7874, 109720), (8060, 107188), (8255, 104656), (8440, 102362), (10160, 85033), (10972, 78740), (13082, 66040), (13208, 65410), (13715, 62992), (15748, 54860), (16120, 53594), (16510, 52328), (16880, 51181), (19685, 43888), (21944, 39370), (26164, 33020), (26416, 32705), (26797, 32240), (27430, 31496)]