97720420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2161}}^1$

素因数の和:2213

約数の個数: 96

約数和(自身を含む): 261515520

約数和(自身を除く): 163795100

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 68, 70, 76, 85, 95, 119, 133, 140, 170, 190, 238, 266, 323, 340, 380, 476, 532, 595, 646, 665, 1190, 1292, 1330, 1615, 2161, 2261, 2380, 2660, 3230, 4322, 4522, 6460, 8644, 9044, 10805, 11305, 15127, 21610, 22610, 30254, 36737, 41059, 43220, 45220, 60508, 73474, 75635, 82118, 146948, 151270, 164236, 183685, 205295, 257159, 287413, 302540, 367370, 410590, 514318, 574826, 698003, 734740, 821180, 1028636, 1149652, 1285795, 1396006, 1437065, 2571590, 2792012, 2874130, 3490015, 4886021, 5143180, 5748260, 6980030, 9772042, 13960060, 19544084, 24430105, 48860210, 97720420]

約数ペア:

[(1, 97720420), (2, 48860210), (4, 24430105), (5, 19544084), (7, 13960060), (10, 9772042), (14, 6980030), (17, 5748260), (19, 5143180), (20, 4886021), (28, 3490015), (34, 2874130), (35, 2792012), (38, 2571590), (68, 1437065), (70, 1396006), (76, 1285795), (85, 1149652), (95, 1028636), (119, 821180), (133, 734740), (140, 698003), (170, 574826), (190, 514318), (238, 410590), (266, 367370), (323, 302540), (340, 287413), (380, 257159), (476, 205295), (532, 183685), (595, 164236), (646, 151270), (665, 146948), (1190, 82118), (1292, 75635), (1330, 73474), (1615, 60508), (2161, 45220), (2261, 43220), (2380, 41059), (2660, 36737), (3230, 30254), (4322, 22610), (4522, 21610), (6460, 15127), (8644, 11305), (9044, 10805)]