128518280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{15373}}^1$

素因数の和:15414

約数の個数: 64

約数和(自身を含む): 332078400

約数和(自身を除く): 203560120

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 15373, 30746, 61492, 76865, 122984, 153730, 169103, 292087, 307460, 338206, 584174, 614920, 676412, 845515, 1168348, 1352824, 1460435, 1691030, 2336696, 2920870, 3212957, 3382060, 5841740, 6425914, 6764120, 11683480, 12851828, 16064785, 25703656, 32129570, 64259140, 128518280]

約数ペア:

[(1, 128518280), (2, 64259140), (4, 32129570), (5, 25703656), (8, 16064785), (10, 12851828), (11, 11683480), (19, 6764120), (20, 6425914), (22, 5841740), (38, 3382060), (40, 3212957), (44, 2920870), (55, 2336696), (76, 1691030), (88, 1460435), (95, 1352824), (110, 1168348), (152, 845515), (190, 676412), (209, 614920), (220, 584174), (380, 338206), (418, 307460), (440, 292087), (760, 169103), (836, 153730), (1045, 122984), (1672, 76865), (2090, 61492), (4180, 30746), (8360, 15373)]