321423390

素因数分解:

$2^1\times 3^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:128

約数の個数: 160

約数和(自身を含む): 918314496

約数和(自身を除く): 596891106

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 71, 81, 90, 115, 135, 138, 142, 162, 207, 213, 230, 243, 270, 345, 355, 405, 414, 426, 486, 621, 639, 690, 710, 729, 810, 1035, 1065, 1215, 1242, 1278, 1458, 1633, 1863, 1917, 2070, 2130, 2187, 2430, 3105, 3195, 3266, 3645, 3726, 3834, 4374, 4899, 5589, 5751, 6210, 6390, 6561, 7290, 8165, 9315, 9585, 9798, 10935, 11178, 11502, 13122, 14697, 16330, 16767, 17253, 18630, 19170, 19683, 21870, 24495, 27945, 28755, 29394, 32805, 33534, 34506, 39366, 44091, 48990, 50301, 51759, 55890, 57510, 65610, 73485, 83835, 86265, 88182, 98415, 100602, 103518, 132273, 146970, 150903, 155277, 167670, 172530, 196830, 220455, 251505, 258795, 264546, 301806, 310554, 396819, 440910, 452709, 465831, 503010, 517590, 661365, 754515, 776385, 793638, 905418, 931662, 1190457, 1322730, 1397493, 1509030, 1552770, 1984095, 2263545, 2329155, 2380914, 2794986, 3571371, 3968190, 4527090, 4658310, 5952285, 6987465, 7142742, 10714113, 11904570, 13974930, 17856855, 21428226, 32142339, 35713710, 53570565, 64284678, 107141130, 160711695, 321423390]

約数ペア:

[(1, 321423390), (2, 160711695), (3, 107141130), (5, 64284678), (6, 53570565), (9, 35713710), (10, 32142339), (15, 21428226), (18, 17856855), (23, 13974930), (27, 11904570), (30, 10714113), (45, 7142742), (46, 6987465), (54, 5952285), (69, 4658310), (71, 4527090), (81, 3968190), (90, 3571371), (115, 2794986), (135, 2380914), (138, 2329155), (142, 2263545), (162, 1984095), (207, 1552770), (213, 1509030), (230, 1397493), (243, 1322730), (270, 1190457), (345, 931662), (355, 905418), (405, 793638), (414, 776385), (426, 754515), (486, 661365), (621, 517590), (639, 503010), (690, 465831), (710, 452709), (729, 440910), (810, 396819), (1035, 310554), (1065, 301806), (1215, 264546), (1242, 258795), (1278, 251505), (1458, 220455), (1633, 196830), (1863, 172530), (1917, 167670), (2070, 155277), (2130, 150903), (2187, 146970), (2430, 132273), (3105, 103518), (3195, 100602), (3266, 98415), (3645, 88182), (3726, 86265), (3834, 83835), (4374, 73485), (4899, 65610), (5589, 57510), (5751, 55890), (6210, 51759), (6390, 50301), (6561, 48990), (7290, 44091), (8165, 39366), (9315, 34506), (9585, 33534), (9798, 32805), (10935, 29394), (11178, 28755), (11502, 27945), (13122, 24495), (14697, 21870), (16330, 19683), (16767, 19170), (17253, 18630)]