68147378960

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1\times {\mathrm{919}}^1$

素因数の和:1357

約数の個数: 160

約数和(自身を含む): 167166443520

約数和(自身を除く): 99019064560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 191, 211, 230, 368, 382, 422, 460, 764, 844, 919, 920, 955, 1055, 1528, 1688, 1838, 1840, 1910, 2110, 3056, 3376, 3676, 3820, 4220, 4393, 4595, 4853, 7352, 7640, 8440, 8786, 9190, 9706, 14704, 15280, 16880, 17572, 18380, 19412, 21137, 21965, 24265, 35144, 36760, 38824, 40301, 42274, 43930, 48530, 70288, 73520, 77648, 80602, 84548, 87860, 97060, 105685, 161204, 169096, 175529, 175720, 193909, 194120, 201505, 211370, 322408, 338192, 351058, 351440, 387818, 388240, 403010, 422740, 644816, 702116, 775636, 806020, 845480, 877645, 926923, 969545, 1404232, 1551272, 1612040, 1690960, 1755290, 1853846, 1939090, 2808464, 3102544, 3224080, 3510580, 3707692, 3878180, 4037167, 4459907, 4634615, 7021160, 7415384, 7756360, 8074334, 8919814, 9269230, 14042320, 14830768, 15512720, 16148668, 17839628, 18538460, 20185835, 22299535, 32297336, 35679256, 37036619, 37076920, 40371670, 44599070, 64594672, 71358512, 74073238, 74153840, 80743340, 89198140, 148146476, 161486680, 178396280, 185183095, 296292952, 322973360, 356792560, 370366190, 592585904, 740732380, 851842237, 1481464760, 1703684474, 2962929520, 3407368948, 4259211185, 6814737896, 8518422370, 13629475792, 17036844740, 34073689480, 68147378960]

約数ペア:

[(1, 68147378960), (2, 34073689480), (4, 17036844740), (5, 13629475792), (8, 8518422370), (10, 6814737896), (16, 4259211185), (20, 3407368948), (23, 2962929520), (40, 1703684474), (46, 1481464760), (80, 851842237), (92, 740732380), (115, 592585904), (184, 370366190), (191, 356792560), (211, 322973360), (230, 296292952), (368, 185183095), (382, 178396280), (422, 161486680), (460, 148146476), (764, 89198140), (844, 80743340), (919, 74153840), (920, 74073238), (955, 71358512), (1055, 64594672), (1528, 44599070), (1688, 40371670), (1838, 37076920), (1840, 37036619), (1910, 35679256), (2110, 32297336), (3056, 22299535), (3376, 20185835), (3676, 18538460), (3820, 17839628), (4220, 16148668), (4393, 15512720), (4595, 14830768), (4853, 14042320), (7352, 9269230), (7640, 8919814), (8440, 8074334), (8786, 7756360), (9190, 7415384), (9706, 7021160), (14704, 4634615), (15280, 4459907), (16880, 4037167), (17572, 3878180), (18380, 3707692), (19412, 3510580), (21137, 3224080), (21965, 3102544), (24265, 2808464), (35144, 1939090), (36760, 1853846), (38824, 1755290), (40301, 1690960), (42274, 1612040), (43930, 1551272), (48530, 1404232), (70288, 969545), (73520, 926923), (77648, 877645), (80602, 845480), (84548, 806020), (87860, 775636), (97060, 702116), (105685, 644816), (161204, 422740), (169096, 403010), (175529, 388240), (175720, 387818), (193909, 351440), (194120, 351058), (201505, 338192), (211370, 322408)]