205436880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{25939}}^1$

素因数の和:25969

約数の個数: 120

約数和(自身を含む): 752675040

約数和(自身を除く): 547238160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 25939, 51878, 77817, 103756, 129695, 155634, 207512, 233451, 259390, 285329, 311268, 389085, 415024, 466902, 518780, 570658, 622536, 778170, 855987, 933804, 1037560, 1141316, 1167255, 1245072, 1426645, 1556340, 1711974, 1867608, 2075120, 2282632, 2334510, 2567961, 2853290, 3112680, 3423948, 3735216, 4279935, 4565264, 4669020, 5135922, 5706580, 6225360, 6847896, 8559870, 9338040, 10271844, 11413160, 12839805, 13695792, 17119740, 18676080, 20543688, 22826320, 25679610, 34239480, 41087376, 51359220, 68478960, 102718440, 205436880]

約数ペア:

[(1, 205436880), (2, 102718440), (3, 68478960), (4, 51359220), (5, 41087376), (6, 34239480), (8, 25679610), (9, 22826320), (10, 20543688), (11, 18676080), (12, 17119740), (15, 13695792), (16, 12839805), (18, 11413160), (20, 10271844), (22, 9338040), (24, 8559870), (30, 6847896), (33, 6225360), (36, 5706580), (40, 5135922), (44, 4669020), (45, 4565264), (48, 4279935), (55, 3735216), (60, 3423948), (66, 3112680), (72, 2853290), (80, 2567961), (88, 2334510), (90, 2282632), (99, 2075120), (110, 1867608), (120, 1711974), (132, 1556340), (144, 1426645), (165, 1245072), (176, 1167255), (180, 1141316), (198, 1037560), (220, 933804), (240, 855987), (264, 778170), (330, 622536), (360, 570658), (396, 518780), (440, 466902), (495, 415024), (528, 389085), (660, 311268), (720, 285329), (792, 259390), (880, 233451), (990, 207512), (1320, 155634), (1584, 129695), (1980, 103756), (2640, 77817), (3960, 51878), (7920, 25939)]