515846240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:605

約数の個数: 192

約数和(自身を含む): 1524096000

約数和(自身を除く): 1008249760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 71, 80, 91, 104, 112, 130, 140, 142, 160, 182, 208, 224, 260, 280, 284, 355, 364, 416, 455, 497, 499, 520, 560, 568, 710, 728, 910, 923, 994, 998, 1040, 1120, 1136, 1420, 1456, 1820, 1846, 1988, 1996, 2080, 2272, 2485, 2495, 2840, 2912, 3493, 3640, 3692, 3976, 3992, 4615, 4970, 4990, 5680, 6461, 6487, 6986, 7280, 7384, 7952, 7984, 9230, 9940, 9980, 11360, 12922, 12974, 13972, 14560, 14768, 15904, 15968, 17465, 18460, 19880, 19960, 25844, 25948, 27944, 29536, 32305, 32435, 34930, 35429, 36920, 39760, 39920, 45409, 51688, 51896, 55888, 64610, 64870, 69860, 70858, 73840, 79520, 79840, 90818, 103376, 103792, 111776, 129220, 129740, 139720, 141716, 147680, 177145, 181636, 206752, 207584, 227045, 248003, 258440, 259480, 279440, 283432, 354290, 363272, 454090, 460577, 496006, 516880, 518960, 558880, 566864, 708580, 726544, 908180, 921154, 992012, 1033760, 1037920, 1133728, 1240015, 1417160, 1453088, 1816360, 1842308, 1984024, 2302885, 2480030, 2834320, 3224039, 3632720, 3684616, 3968048, 4605770, 4960060, 5668640, 6448078, 7265440, 7369232, 7936096, 9211540, 9920120, 12896156, 14738464, 16120195, 18423080, 19840240, 25792312, 32240390, 36846160, 39680480, 51584624, 64480780, 73692320, 103169248, 128961560, 257923120, 515846240]

約数ペア:

[(1, 515846240), (2, 257923120), (4, 128961560), (5, 103169248), (7, 73692320), (8, 64480780), (10, 51584624), (13, 39680480), (14, 36846160), (16, 32240390), (20, 25792312), (26, 19840240), (28, 18423080), (32, 16120195), (35, 14738464), (40, 12896156), (52, 9920120), (56, 9211540), (65, 7936096), (70, 7369232), (71, 7265440), (80, 6448078), (91, 5668640), (104, 4960060), (112, 4605770), (130, 3968048), (140, 3684616), (142, 3632720), (160, 3224039), (182, 2834320), (208, 2480030), (224, 2302885), (260, 1984024), (280, 1842308), (284, 1816360), (355, 1453088), (364, 1417160), (416, 1240015), (455, 1133728), (497, 1037920), (499, 1033760), (520, 992012), (560, 921154), (568, 908180), (710, 726544), (728, 708580), (910, 566864), (923, 558880), (994, 518960), (998, 516880), (1040, 496006), (1120, 460577), (1136, 454090), (1420, 363272), (1456, 354290), (1820, 283432), (1846, 279440), (1988, 259480), (1996, 258440), (2080, 248003), (2272, 227045), (2485, 207584), (2495, 206752), (2840, 181636), (2912, 177145), (3493, 147680), (3640, 141716), (3692, 139720), (3976, 129740), (3992, 129220), (4615, 111776), (4970, 103792), (4990, 103376), (5680, 90818), (6461, 79840), (6487, 79520), (6986, 73840), (7280, 70858), (7384, 69860), (7952, 64870), (7984, 64610), (9230, 55888), (9940, 51896), (9980, 51688), (11360, 45409), (12922, 39920), (12974, 39760), (13972, 36920), (14560, 35429), (14768, 34930), (15904, 32435), (15968, 32305), (17465, 29536), (18460, 27944), (19880, 25948), (19960, 25844)]