2128657680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{72109}}^1$

素因数の和:72169

約数の個数: 120

約数和(自身を含む): 7323203160

約数和(自身を除く): 5194545480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 144, 164, 180, 205, 240, 246, 328, 360, 369, 410, 492, 615, 656, 720, 738, 820, 984, 1230, 1476, 1640, 1845, 1968, 2460, 2952, 3280, 3690, 4920, 5904, 7380, 9840, 14760, 29520, 72109, 144218, 216327, 288436, 360545, 432654, 576872, 648981, 721090, 865308, 1081635, 1153744, 1297962, 1442180, 1730616, 2163270, 2595924, 2884360, 2956469, 3244905, 3461232, 4326540, 5191848, 5768720, 5912938, 6489810, 8653080, 8869407, 10383696, 11825876, 12979620, 14782345, 17306160, 17738814, 23651752, 25959240, 26608221, 29564690, 35477628, 44347035, 47303504, 51918480, 53216442, 59129380, 70955256, 88694070, 106432884, 118258760, 133041105, 141910512, 177388140, 212865768, 236517520, 266082210, 354776280, 425731536, 532164420, 709552560, 1064328840, 2128657680]

約数ペア:

[(1, 2128657680), (2, 1064328840), (3, 709552560), (4, 532164420), (5, 425731536), (6, 354776280), (8, 266082210), (9, 236517520), (10, 212865768), (12, 177388140), (15, 141910512), (16, 133041105), (18, 118258760), (20, 106432884), (24, 88694070), (30, 70955256), (36, 59129380), (40, 53216442), (41, 51918480), (45, 47303504), (48, 44347035), (60, 35477628), (72, 29564690), (80, 26608221), (82, 25959240), (90, 23651752), (120, 17738814), (123, 17306160), (144, 14782345), (164, 12979620), (180, 11825876), (205, 10383696), (240, 8869407), (246, 8653080), (328, 6489810), (360, 5912938), (369, 5768720), (410, 5191848), (492, 4326540), (615, 3461232), (656, 3244905), (720, 2956469), (738, 2884360), (820, 2595924), (984, 2163270), (1230, 1730616), (1476, 1442180), (1640, 1297962), (1845, 1153744), (1968, 1081635), (2460, 865308), (2952, 721090), (3280, 648981), (3690, 576872), (4920, 432654), (5904, 360545), (7380, 288436), (9840, 216327), (14760, 144218), (29520, 72109)]