1778235120

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{30491}}^1$

素因数の和:30522

約数の個数: 140

約数和(自身を含む): 6198962616

約数和(自身を除く): 4420727496

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2916, 3240, 3645, 3888, 4860, 5832, 6480, 7290, 9720, 11664, 14580, 19440, 29160, 30491, 58320, 60982, 91473, 121964, 152455, 182946, 243928, 274419, 304910, 365892, 457365, 487856, 548838, 609820, 731784, 823257, 914730, 1097676, 1219640, 1372095, 1463568, 1646514, 1829460, 2195352, 2439280, 2469771, 2744190, 3293028, 3658920, 4116285, 4390704, 4939542, 5488380, 6586056, 7317840, 7409313, 8232570, 9879084, 10976760, 12348855, 13172112, 14818626, 16465140, 19758168, 21953520, 22227939, 24697710, 29637252, 32930280, 37046565, 39516336, 44455878, 49395420, 59274504, 65860560, 74093130, 88911756, 98790840, 111139695, 118549008, 148186260, 177823512, 197581680, 222279390, 296372520, 355647024, 444558780, 592745040, 889117560, 1778235120]

約数ペア:

[(1, 1778235120), (2, 889117560), (3, 592745040), (4, 444558780), (5, 355647024), (6, 296372520), (8, 222279390), (9, 197581680), (10, 177823512), (12, 148186260), (15, 118549008), (16, 111139695), (18, 98790840), (20, 88911756), (24, 74093130), (27, 65860560), (30, 59274504), (36, 49395420), (40, 44455878), (45, 39516336), (48, 37046565), (54, 32930280), (60, 29637252), (72, 24697710), (80, 22227939), (81, 21953520), (90, 19758168), (108, 16465140), (120, 14818626), (135, 13172112), (144, 12348855), (162, 10976760), (180, 9879084), (216, 8232570), (240, 7409313), (243, 7317840), (270, 6586056), (324, 5488380), (360, 4939542), (405, 4390704), (432, 4116285), (486, 3658920), (540, 3293028), (648, 2744190), (720, 2469771), (729, 2439280), (810, 2195352), (972, 1829460), (1080, 1646514), (1215, 1463568), (1296, 1372095), (1458, 1219640), (1620, 1097676), (1944, 914730), (2160, 823257), (2430, 731784), (2916, 609820), (3240, 548838), (3645, 487856), (3888, 457365), (4860, 365892), (5832, 304910), (6480, 274419), (7290, 243928), (9720, 182946), (11664, 152455), (14580, 121964), (19440, 91473), (29160, 60982), (30491, 58320)]