681110040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1$

素因数の和:554

約数の個数: 256

約数和(自身を含む): 2357268480

約数和(自身を除く): 1676158440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 41, 46, 52, 60, 65, 69, 78, 82, 92, 104, 115, 120, 123, 130, 138, 156, 164, 184, 195, 205, 230, 246, 260, 276, 299, 312, 328, 345, 390, 410, 460, 463, 492, 520, 533, 552, 598, 615, 690, 780, 820, 897, 920, 926, 943, 984, 1066, 1196, 1230, 1380, 1389, 1495, 1560, 1599, 1640, 1794, 1852, 1886, 2132, 2315, 2392, 2460, 2665, 2760, 2778, 2829, 2990, 3198, 3588, 3704, 3772, 4264, 4485, 4630, 4715, 4920, 5330, 5556, 5658, 5980, 6019, 6396, 6945, 7176, 7544, 7995, 8970, 9260, 9430, 10649, 10660, 11112, 11316, 11960, 12038, 12259, 12792, 13890, 14145, 15990, 17940, 18057, 18520, 18860, 18983, 21298, 21320, 22632, 24076, 24518, 27780, 28290, 30095, 31947, 31980, 35880, 36114, 36777, 37720, 37966, 42596, 48152, 49036, 53245, 55560, 56580, 56949, 60190, 61295, 63894, 63960, 72228, 73554, 75932, 85192, 90285, 94915, 98072, 106490, 113160, 113898, 120380, 122590, 127788, 138437, 144456, 147108, 151864, 159735, 180570, 183885, 189830, 212980, 227796, 240760, 245180, 246779, 255576, 276874, 284745, 294216, 319470, 361140, 367770, 379660, 415311, 425960, 436609, 455592, 490360, 493558, 553748, 569490, 638940, 692185, 722280, 735540, 740337, 759320, 830622, 873218, 987116, 1107496, 1138980, 1233895, 1277880, 1309827, 1384370, 1471080, 1480674, 1661244, 1746436, 1974232, 2076555, 2183045, 2277960, 2467790, 2619654, 2768740, 2961348, 3322488, 3492872, 3701685, 4153110, 4366090, 4935580, 5239308, 5537480, 5675917, 5922696, 6549135, 7403370, 8306220, 8732180, 9871160, 10478616, 11351834, 13098270, 14806740, 16612440, 17027751, 17464360, 22703668, 26196540, 28379585, 29613480, 34055502, 45407336, 52393080, 56759170, 68111004, 85138755, 113518340, 136222008, 170277510, 227036680, 340555020, 681110040]

約数ペア:

[(1, 681110040), (2, 340555020), (3, 227036680), (4, 170277510), (5, 136222008), (6, 113518340), (8, 85138755), (10, 68111004), (12, 56759170), (13, 52393080), (15, 45407336), (20, 34055502), (23, 29613480), (24, 28379585), (26, 26196540), (30, 22703668), (39, 17464360), (40, 17027751), (41, 16612440), (46, 14806740), (52, 13098270), (60, 11351834), (65, 10478616), (69, 9871160), (78, 8732180), (82, 8306220), (92, 7403370), (104, 6549135), (115, 5922696), (120, 5675917), (123, 5537480), (130, 5239308), (138, 4935580), (156, 4366090), (164, 4153110), (184, 3701685), (195, 3492872), (205, 3322488), (230, 2961348), (246, 2768740), (260, 2619654), (276, 2467790), (299, 2277960), (312, 2183045), (328, 2076555), (345, 1974232), (390, 1746436), (410, 1661244), (460, 1480674), (463, 1471080), (492, 1384370), (520, 1309827), (533, 1277880), (552, 1233895), (598, 1138980), (615, 1107496), (690, 987116), (780, 873218), (820, 830622), (897, 759320), (920, 740337), (926, 735540), (943, 722280), (984, 692185), (1066, 638940), (1196, 569490), (1230, 553748), (1380, 493558), (1389, 490360), (1495, 455592), (1560, 436609), (1599, 425960), (1640, 415311), (1794, 379660), (1852, 367770), (1886, 361140), (2132, 319470), (2315, 294216), (2392, 284745), (2460, 276874), (2665, 255576), (2760, 246779), (2778, 245180), (2829, 240760), (2990, 227796), (3198, 212980), (3588, 189830), (3704, 183885), (3772, 180570), (4264, 159735), (4485, 151864), (4630, 147108), (4715, 144456), (4920, 138437), (5330, 127788), (5556, 122590), (5658, 120380), (5980, 113898), (6019, 113160), (6396, 106490), (6945, 98072), (7176, 94915), (7544, 90285), (7995, 85192), (8970, 75932), (9260, 73554), (9430, 72228), (10649, 63960), (10660, 63894), (11112, 61295), (11316, 60190), (11960, 56949), (12038, 56580), (12259, 55560), (12792, 53245), (13890, 49036), (14145, 48152), (15990, 42596), (17940, 37966), (18057, 37720), (18520, 36777), (18860, 36114), (18983, 35880), (21298, 31980), (21320, 31947), (22632, 30095), (24076, 28290), (24518, 27780)]