20931435360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1321429}}^1$

素因数の和:1321461

約数の個数: 144

約数和(自身を含む): 77922084240

約数和(自身を除く): 56990648880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3960, 5280, 7920, 15840, 1321429, 2642858, 3964287, 5285716, 6607145, 7928574, 10571432, 11892861, 13214290, 14535719, 15857148, 19821435, 21142864, 23785722, 26428580, 29071438, 31714296, 39642870, 42285728, 43607157, 47571444, 52857160, 58142876, 59464305, 63428592, 72678595, 79285740, 87214314, 95142888, 105714320, 116285752, 118928610, 126857184, 130821471, 145357190, 158571480, 174428628, 190285776, 211428640, 218035785, 232571504, 237857220, 261642942, 290714380, 317142960, 348857256, 380571552, 436071570, 465143008, 475714440, 523285884, 581428760, 634285920, 654107355, 697714512, 872143140, 951428880, 1046571768, 1162857520, 1308214710, 1395429024, 1744286280, 1902857760, 2093143536, 2325715040, 2616429420, 3488572560, 4186287072, 5232858840, 6977145120, 10465717680, 20931435360]

約数ペア:

[(1, 20931435360), (2, 10465717680), (3, 6977145120), (4, 5232858840), (5, 4186287072), (6, 3488572560), (8, 2616429420), (9, 2325715040), (10, 2093143536), (11, 1902857760), (12, 1744286280), (15, 1395429024), (16, 1308214710), (18, 1162857520), (20, 1046571768), (22, 951428880), (24, 872143140), (30, 697714512), (32, 654107355), (33, 634285920), (36, 581428760), (40, 523285884), (44, 475714440), (45, 465143008), (48, 436071570), (55, 380571552), (60, 348857256), (66, 317142960), (72, 290714380), (80, 261642942), (88, 237857220), (90, 232571504), (96, 218035785), (99, 211428640), (110, 190285776), (120, 174428628), (132, 158571480), (144, 145357190), (160, 130821471), (165, 126857184), (176, 118928610), (180, 116285752), (198, 105714320), (220, 95142888), (240, 87214314), (264, 79285740), (288, 72678595), (330, 63428592), (352, 59464305), (360, 58142876), (396, 52857160), (440, 47571444), (480, 43607157), (495, 42285728), (528, 39642870), (660, 31714296), (720, 29071438), (792, 26428580), (880, 23785722), (990, 21142864), (1056, 19821435), (1320, 15857148), (1440, 14535719), (1584, 13214290), (1760, 11892861), (1980, 10571432), (2640, 7928574), (3168, 6607145), (3960, 5285716), (5280, 3964287), (7920, 2642858), (15840, 1321429)]