198667840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2861}}^1$

素因数の和:2916

約数の個数: 112

約数和(自身を含む): 558296064

約数和(自身を除く): 359628224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 1984, 2170, 2240, 2480, 2861, 3472, 4340, 4960, 5722, 6944, 8680, 9920, 11444, 13888, 14305, 17360, 20027, 22888, 28610, 34720, 40054, 45776, 57220, 69440, 80108, 88691, 91552, 100135, 114440, 160216, 177382, 183104, 200270, 228880, 320432, 354764, 400540, 443455, 457760, 620837, 640864, 709528, 801080, 886910, 915520, 1241674, 1281728, 1419056, 1602160, 1773820, 2483348, 2838112, 3104185, 3204320, 3547640, 4966696, 5676224, 6208370, 6408640, 7095280, 9933392, 12416740, 14190560, 19866784, 24833480, 28381120, 39733568, 49666960, 99333920, 198667840]

約数ペア:

[(1, 198667840), (2, 99333920), (4, 49666960), (5, 39733568), (7, 28381120), (8, 24833480), (10, 19866784), (14, 14190560), (16, 12416740), (20, 9933392), (28, 7095280), (31, 6408640), (32, 6208370), (35, 5676224), (40, 4966696), (56, 3547640), (62, 3204320), (64, 3104185), (70, 2838112), (80, 2483348), (112, 1773820), (124, 1602160), (140, 1419056), (155, 1281728), (160, 1241674), (217, 915520), (224, 886910), (248, 801080), (280, 709528), (310, 640864), (320, 620837), (434, 457760), (448, 443455), (496, 400540), (560, 354764), (620, 320432), (868, 228880), (992, 200270), (1085, 183104), (1120, 177382), (1240, 160216), (1736, 114440), (1984, 100135), (2170, 91552), (2240, 88691), (2480, 80108), (2861, 69440), (3472, 57220), (4340, 45776), (4960, 40054), (5722, 34720), (6944, 28610), (8680, 22888), (9920, 20027), (11444, 17360), (13888, 14305)]