68467840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:103

約数の個数: 256

約数和(自身を含む): 211507200

約数和(自身を除く): 143039360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 29, 31, 32, 34, 35, 40, 56, 58, 62, 64, 68, 70, 80, 85, 112, 116, 119, 124, 128, 136, 140, 145, 155, 160, 170, 203, 217, 224, 232, 238, 248, 272, 280, 290, 310, 320, 340, 406, 434, 448, 464, 476, 493, 496, 527, 544, 560, 580, 595, 620, 640, 680, 812, 868, 896, 899, 928, 952, 986, 992, 1015, 1054, 1085, 1088, 1120, 1160, 1190, 1240, 1360, 1624, 1736, 1798, 1856, 1904, 1972, 1984, 2030, 2108, 2170, 2176, 2240, 2320, 2380, 2465, 2480, 2635, 2720, 3248, 3451, 3472, 3596, 3689, 3712, 3808, 3944, 3968, 4060, 4216, 4340, 4480, 4495, 4640, 4760, 4930, 4960, 5270, 5440, 6293, 6496, 6902, 6944, 7192, 7378, 7616, 7888, 8120, 8432, 8680, 8990, 9280, 9520, 9860, 9920, 10540, 10880, 12586, 12992, 13804, 13888, 14384, 14756, 15232, 15283, 15776, 16240, 16864, 17255, 17360, 17980, 18445, 18560, 19040, 19720, 19840, 21080, 25172, 25984, 27608, 27776, 28768, 29512, 30566, 31465, 31552, 32480, 33728, 34510, 34720, 35960, 36890, 38080, 39440, 42160, 50344, 55216, 57536, 59024, 61132, 62930, 63104, 64960, 67456, 69020, 69440, 71920, 73780, 76160, 76415, 78880, 84320, 100688, 106981, 110432, 115072, 118048, 122264, 125860, 129920, 138040, 138880, 143840, 147560, 152830, 157760, 168640, 201376, 213962, 220864, 236096, 244528, 251720, 276080, 287680, 295120, 305660, 315520, 337280, 402752, 427924, 441728, 472192, 489056, 503440, 534905, 552160, 575360, 590240, 611320, 805504, 855848, 978112, 1006880, 1069810, 1104320, 1180480, 1222640, 1711696, 1956224, 2013760, 2139620, 2208640, 2360960, 2445280, 3423392, 4027520, 4279240, 4890560, 6846784, 8558480, 9781120, 13693568, 17116960, 34233920, 68467840]

約数ペア:

[(1, 68467840), (2, 34233920), (4, 17116960), (5, 13693568), (7, 9781120), (8, 8558480), (10, 6846784), (14, 4890560), (16, 4279240), (17, 4027520), (20, 3423392), (28, 2445280), (29, 2360960), (31, 2208640), (32, 2139620), (34, 2013760), (35, 1956224), (40, 1711696), (56, 1222640), (58, 1180480), (62, 1104320), (64, 1069810), (68, 1006880), (70, 978112), (80, 855848), (85, 805504), (112, 611320), (116, 590240), (119, 575360), (124, 552160), (128, 534905), (136, 503440), (140, 489056), (145, 472192), (155, 441728), (160, 427924), (170, 402752), (203, 337280), (217, 315520), (224, 305660), (232, 295120), (238, 287680), (248, 276080), (272, 251720), (280, 244528), (290, 236096), (310, 220864), (320, 213962), (340, 201376), (406, 168640), (434, 157760), (448, 152830), (464, 147560), (476, 143840), (493, 138880), (496, 138040), (527, 129920), (544, 125860), (560, 122264), (580, 118048), (595, 115072), (620, 110432), (640, 106981), (680, 100688), (812, 84320), (868, 78880), (896, 76415), (899, 76160), (928, 73780), (952, 71920), (986, 69440), (992, 69020), (1015, 67456), (1054, 64960), (1085, 63104), (1088, 62930), (1120, 61132), (1160, 59024), (1190, 57536), (1240, 55216), (1360, 50344), (1624, 42160), (1736, 39440), (1798, 38080), (1856, 36890), (1904, 35960), (1972, 34720), (1984, 34510), (2030, 33728), (2108, 32480), (2170, 31552), (2176, 31465), (2240, 30566), (2320, 29512), (2380, 28768), (2465, 27776), (2480, 27608), (2635, 25984), (2720, 25172), (3248, 21080), (3451, 19840), (3472, 19720), (3596, 19040), (3689, 18560), (3712, 18445), (3808, 17980), (3944, 17360), (3968, 17255), (4060, 16864), (4216, 16240), (4340, 15776), (4480, 15283), (4495, 15232), (4640, 14756), (4760, 14384), (4930, 13888), (4960, 13804), (5270, 12992), (5440, 12586), (6293, 10880), (6496, 10540), (6902, 9920), (6944, 9860), (7192, 9520), (7378, 9280), (7616, 8990), (7888, 8680), (8120, 8432)]