123055520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1$

素因数の和:343

約数の個数: 192

約数和(自身を含む): 368395776

約数和(自身を除く): 245340256

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 23, 28, 32, 34, 35, 40, 46, 56, 68, 70, 80, 85, 92, 112, 115, 119, 136, 140, 160, 161, 170, 184, 224, 230, 238, 272, 280, 281, 322, 340, 368, 391, 460, 476, 544, 560, 562, 595, 644, 680, 736, 782, 805, 920, 952, 1120, 1124, 1190, 1288, 1360, 1405, 1564, 1610, 1840, 1904, 1955, 1967, 2248, 2380, 2576, 2720, 2737, 2810, 3128, 3220, 3680, 3808, 3910, 3934, 4496, 4760, 4777, 5152, 5474, 5620, 6256, 6440, 6463, 7820, 7868, 8992, 9520, 9554, 9835, 10948, 11240, 12512, 12880, 12926, 13685, 15640, 15736, 19040, 19108, 19670, 21896, 22480, 23885, 25760, 25852, 27370, 31280, 31472, 32315, 33439, 38216, 39340, 43792, 44960, 45241, 47770, 51704, 54740, 62560, 62944, 64630, 66878, 76432, 78680, 87584, 90482, 95540, 103408, 109480, 109871, 129260, 133756, 152864, 157360, 167195, 180964, 191080, 206816, 218960, 219742, 226205, 258520, 267512, 314720, 334390, 361928, 382160, 437920, 439484, 452410, 517040, 535024, 549355, 668780, 723856, 764320, 769097, 878968, 904820, 1034080, 1070048, 1098710, 1337560, 1447712, 1538194, 1757936, 1809640, 2197420, 2675120, 3076388, 3515872, 3619280, 3845485, 4394840, 5350240, 6152776, 7238560, 7690970, 8789680, 12305552, 15381940, 17579360, 24611104, 30763880, 61527760, 123055520]

約数ペア:

[(1, 123055520), (2, 61527760), (4, 30763880), (5, 24611104), (7, 17579360), (8, 15381940), (10, 12305552), (14, 8789680), (16, 7690970), (17, 7238560), (20, 6152776), (23, 5350240), (28, 4394840), (32, 3845485), (34, 3619280), (35, 3515872), (40, 3076388), (46, 2675120), (56, 2197420), (68, 1809640), (70, 1757936), (80, 1538194), (85, 1447712), (92, 1337560), (112, 1098710), (115, 1070048), (119, 1034080), (136, 904820), (140, 878968), (160, 769097), (161, 764320), (170, 723856), (184, 668780), (224, 549355), (230, 535024), (238, 517040), (272, 452410), (280, 439484), (281, 437920), (322, 382160), (340, 361928), (368, 334390), (391, 314720), (460, 267512), (476, 258520), (544, 226205), (560, 219742), (562, 218960), (595, 206816), (644, 191080), (680, 180964), (736, 167195), (782, 157360), (805, 152864), (920, 133756), (952, 129260), (1120, 109871), (1124, 109480), (1190, 103408), (1288, 95540), (1360, 90482), (1405, 87584), (1564, 78680), (1610, 76432), (1840, 66878), (1904, 64630), (1955, 62944), (1967, 62560), (2248, 54740), (2380, 51704), (2576, 47770), (2720, 45241), (2737, 44960), (2810, 43792), (3128, 39340), (3220, 38216), (3680, 33439), (3808, 32315), (3910, 31472), (3934, 31280), (4496, 27370), (4760, 25852), (4777, 25760), (5152, 23885), (5474, 22480), (5620, 21896), (6256, 19670), (6440, 19108), (6463, 19040), (7820, 15736), (7868, 15640), (8992, 13685), (9520, 12926), (9554, 12880), (9835, 12512), (10948, 11240)]