28178377320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{853}}^1\times {\mathrm{11969}}^1$

素因数の和:12859

約数の個数: 128

約数和(自身を含む): 88321363200

約数和(自身を除く): 60142985880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 853, 920, 1380, 1706, 2559, 2760, 3412, 4265, 5118, 6824, 8530, 10236, 11969, 12795, 17060, 19619, 20472, 23938, 25590, 34120, 35907, 39238, 47876, 51180, 58857, 59845, 71814, 78476, 95752, 98095, 102360, 117714, 119690, 143628, 156952, 179535, 196190, 235428, 239380, 275287, 287256, 294285, 359070, 392380, 470856, 478760, 550574, 588570, 718140, 784760, 825861, 1101148, 1177140, 1376435, 1436280, 1651722, 2202296, 2354280, 2752870, 3303444, 4129305, 5505740, 6606888, 8258610, 10209557, 11011480, 16517220, 20419114, 30628671, 33034440, 40838228, 51047785, 61257342, 81676456, 102095570, 122514684, 153143355, 204191140, 234819811, 245029368, 306286710, 408382280, 469639622, 612573420, 704459433, 939279244, 1174099055, 1225146840, 1408918866, 1878558488, 2348198110, 2817837732, 3522297165, 4696396220, 5635675464, 7044594330, 9392792440, 14089188660, 28178377320]

約数ペア:

[(1, 28178377320), (2, 14089188660), (3, 9392792440), (4, 7044594330), (5, 5635675464), (6, 4696396220), (8, 3522297165), (10, 2817837732), (12, 2348198110), (15, 1878558488), (20, 1408918866), (23, 1225146840), (24, 1174099055), (30, 939279244), (40, 704459433), (46, 612573420), (60, 469639622), (69, 408382280), (92, 306286710), (115, 245029368), (120, 234819811), (138, 204191140), (184, 153143355), (230, 122514684), (276, 102095570), (345, 81676456), (460, 61257342), (552, 51047785), (690, 40838228), (853, 33034440), (920, 30628671), (1380, 20419114), (1706, 16517220), (2559, 11011480), (2760, 10209557), (3412, 8258610), (4265, 6606888), (5118, 5505740), (6824, 4129305), (8530, 3303444), (10236, 2752870), (11969, 2354280), (12795, 2202296), (17060, 1651722), (19619, 1436280), (20472, 1376435), (23938, 1177140), (25590, 1101148), (34120, 825861), (35907, 784760), (39238, 718140), (47876, 588570), (51180, 550574), (58857, 478760), (59845, 470856), (71814, 392380), (78476, 359070), (95752, 294285), (98095, 287256), (102360, 275287), (117714, 239380), (119690, 235428), (143628, 196190), (156952, 179535)]