71427420

素因数分解:

$2^2\times 3^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:124

約数の個数: 192

約数和(自身を含む): 238049280

約数和(自身を除く): 166621860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 71, 81, 90, 92, 108, 115, 135, 138, 142, 162, 180, 207, 213, 230, 243, 270, 276, 284, 324, 345, 355, 405, 414, 426, 460, 486, 540, 621, 639, 690, 710, 729, 810, 828, 852, 972, 1035, 1065, 1215, 1242, 1278, 1380, 1420, 1458, 1620, 1633, 1863, 1917, 2070, 2130, 2187, 2430, 2484, 2556, 2916, 3105, 3195, 3266, 3645, 3726, 3834, 4140, 4260, 4374, 4860, 4899, 5589, 5751, 6210, 6390, 6532, 7290, 7452, 7668, 8165, 8748, 9315, 9585, 9798, 10935, 11178, 11502, 12420, 12780, 14580, 14697, 16330, 16767, 17253, 18630, 19170, 19596, 21870, 22356, 23004, 24495, 27945, 28755, 29394, 32660, 33534, 34506, 37260, 38340, 43740, 44091, 48990, 50301, 51759, 55890, 57510, 58788, 67068, 69012, 73485, 83835, 86265, 88182, 97980, 100602, 103518, 111780, 115020, 132273, 146970, 155277, 167670, 172530, 176364, 201204, 207036, 220455, 251505, 258795, 264546, 293940, 310554, 335340, 345060, 396819, 440910, 503010, 517590, 529092, 621108, 661365, 776385, 793638, 881820, 1006020, 1035180, 1190457, 1322730, 1552770, 1587276, 1984095, 2380914, 2645460, 3105540, 3571371, 3968190, 4761828, 5952285, 7142742, 7936380, 11904570, 14285484, 17856855, 23809140, 35713710, 71427420]

約数ペア:

[(1, 71427420), (2, 35713710), (3, 23809140), (4, 17856855), (5, 14285484), (6, 11904570), (9, 7936380), (10, 7142742), (12, 5952285), (15, 4761828), (18, 3968190), (20, 3571371), (23, 3105540), (27, 2645460), (30, 2380914), (36, 1984095), (45, 1587276), (46, 1552770), (54, 1322730), (60, 1190457), (69, 1035180), (71, 1006020), (81, 881820), (90, 793638), (92, 776385), (108, 661365), (115, 621108), (135, 529092), (138, 517590), (142, 503010), (162, 440910), (180, 396819), (207, 345060), (213, 335340), (230, 310554), (243, 293940), (270, 264546), (276, 258795), (284, 251505), (324, 220455), (345, 207036), (355, 201204), (405, 176364), (414, 172530), (426, 167670), (460, 155277), (486, 146970), (540, 132273), (621, 115020), (639, 111780), (690, 103518), (710, 100602), (729, 97980), (810, 88182), (828, 86265), (852, 83835), (972, 73485), (1035, 69012), (1065, 67068), (1215, 58788), (1242, 57510), (1278, 55890), (1380, 51759), (1420, 50301), (1458, 48990), (1620, 44091), (1633, 43740), (1863, 38340), (1917, 37260), (2070, 34506), (2130, 33534), (2187, 32660), (2430, 29394), (2484, 28755), (2556, 27945), (2916, 24495), (3105, 23004), (3195, 22356), (3266, 21870), (3645, 19596), (3726, 19170), (3834, 18630), (4140, 17253), (4260, 16767), (4374, 16330), (4860, 14697), (4899, 14580), (5589, 12780), (5751, 12420), (6210, 11502), (6390, 11178), (6532, 10935), (7290, 9798), (7452, 9585), (7668, 9315), (8165, 8748)]