128889174896

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{107}}^1\times {\mathrm{2143}}^1$

素因数の和:2363

約数の個数: 120

約数和(自身を含む): 271763320320

約数和(自身を除く): 142874145424

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 86, 107, 152, 172, 214, 304, 344, 428, 688, 817, 856, 1634, 1712, 1849, 2033, 2143, 3268, 3698, 4066, 4286, 4601, 6536, 7396, 8132, 8572, 9202, 13072, 14792, 16264, 17144, 18404, 29584, 32528, 34288, 35131, 36808, 40717, 70262, 73616, 81434, 87419, 92149, 140524, 162868, 174838, 184298, 197843, 229301, 281048, 325736, 349676, 368596, 395686, 458602, 562096, 651472, 699352, 737192, 791372, 917204, 1398704, 1474384, 1582744, 1750831, 1834408, 3165488, 3501662, 3668816, 3759017, 3962407, 4356719, 7003324, 7518034, 7924814, 8713438, 9859943, 14006648, 15036068, 15849628, 17426876, 19719886, 28013296, 30072136, 31699256, 34853752, 39439772, 60144272, 63398512, 69707504, 75285733, 78879544, 150571466, 157759088, 187338917, 301142932, 374677834, 423977549, 602285864, 749355668, 847955098, 1204571728, 1498711336, 1695910196, 2997422672, 3391820392, 6783640784, 8055573431, 16111146862, 32222293724, 64444587448, 128889174896]

約数ペア:

[(1, 128889174896), (2, 64444587448), (4, 32222293724), (8, 16111146862), (16, 8055573431), (19, 6783640784), (38, 3391820392), (43, 2997422672), (76, 1695910196), (86, 1498711336), (107, 1204571728), (152, 847955098), (172, 749355668), (214, 602285864), (304, 423977549), (344, 374677834), (428, 301142932), (688, 187338917), (817, 157759088), (856, 150571466), (1634, 78879544), (1712, 75285733), (1849, 69707504), (2033, 63398512), (2143, 60144272), (3268, 39439772), (3698, 34853752), (4066, 31699256), (4286, 30072136), (4601, 28013296), (6536, 19719886), (7396, 17426876), (8132, 15849628), (8572, 15036068), (9202, 14006648), (13072, 9859943), (14792, 8713438), (16264, 7924814), (17144, 7518034), (18404, 7003324), (29584, 4356719), (32528, 3962407), (34288, 3759017), (35131, 3668816), (36808, 3501662), (40717, 3165488), (70262, 1834408), (73616, 1750831), (81434, 1582744), (87419, 1474384), (92149, 1398704), (140524, 917204), (162868, 791372), (174838, 737192), (184298, 699352), (197843, 651472), (229301, 562096), (281048, 458602), (325736, 395686), (349676, 368596)]