16747488640

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{26459}}^1$

素因数の和:26544

約数の個数: 128

約数和(自身を含む): 42750892800

約数和(自身を除く): 26003404160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 43, 46, 64, 80, 86, 92, 115, 128, 160, 172, 184, 215, 230, 320, 344, 368, 430, 460, 640, 688, 736, 860, 920, 989, 1376, 1472, 1720, 1840, 1978, 2752, 2944, 3440, 3680, 3956, 4945, 5504, 6880, 7360, 7912, 9890, 13760, 14720, 15824, 19780, 26459, 27520, 31648, 39560, 52918, 63296, 79120, 105836, 126592, 132295, 158240, 211672, 264590, 316480, 423344, 529180, 608557, 632960, 846688, 1058360, 1137737, 1217114, 1693376, 2116720, 2275474, 2434228, 3042785, 3386752, 4233440, 4550948, 4868456, 5688685, 6085570, 8466880, 9101896, 9736912, 11377370, 12171140, 16933760, 18203792, 19473824, 22754740, 24342280, 26167951, 36407584, 38947648, 45509480, 48684560, 52335902, 72815168, 77895296, 91018960, 97369120, 104671804, 130839755, 145630336, 182037920, 194738240, 209343608, 261679510, 364075840, 389476480, 418687216, 523359020, 728151680, 837374432, 1046718040, 1674748864, 2093436080, 3349497728, 4186872160, 8373744320, 16747488640]

約数ペア:

[(1, 16747488640), (2, 8373744320), (4, 4186872160), (5, 3349497728), (8, 2093436080), (10, 1674748864), (16, 1046718040), (20, 837374432), (23, 728151680), (32, 523359020), (40, 418687216), (43, 389476480), (46, 364075840), (64, 261679510), (80, 209343608), (86, 194738240), (92, 182037920), (115, 145630336), (128, 130839755), (160, 104671804), (172, 97369120), (184, 91018960), (215, 77895296), (230, 72815168), (320, 52335902), (344, 48684560), (368, 45509480), (430, 38947648), (460, 36407584), (640, 26167951), (688, 24342280), (736, 22754740), (860, 19473824), (920, 18203792), (989, 16933760), (1376, 12171140), (1472, 11377370), (1720, 9736912), (1840, 9101896), (1978, 8466880), (2752, 6085570), (2944, 5688685), (3440, 4868456), (3680, 4550948), (3956, 4233440), (4945, 3386752), (5504, 3042785), (6880, 2434228), (7360, 2275474), (7912, 2116720), (9890, 1693376), (13760, 1217114), (14720, 1137737), (15824, 1058360), (19780, 846688), (26459, 632960), (27520, 608557), (31648, 529180), (39560, 423344), (52918, 316480), (63296, 264590), (79120, 211672), (105836, 158240), (126592, 132295)]