68150720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1019}}^1$

素因数の和:1066

約数の個数: 112

約数和(自身を含む): 186537600

約数和(自身を除く): 118386880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 320, 352, 380, 418, 440, 608, 704, 760, 836, 880, 1019, 1045, 1216, 1520, 1672, 1760, 2038, 2090, 3040, 3344, 3520, 4076, 4180, 5095, 6080, 6688, 8152, 8360, 10190, 11209, 13376, 16304, 16720, 19361, 20380, 22418, 32608, 33440, 38722, 40760, 44836, 56045, 65216, 66880, 77444, 81520, 89672, 96805, 112090, 154888, 163040, 179344, 193610, 212971, 224180, 309776, 326080, 358688, 387220, 425942, 448360, 619552, 717376, 774440, 851884, 896720, 1064855, 1239104, 1548880, 1703768, 1793440, 2129710, 3097760, 3407536, 3586880, 4259420, 6195520, 6815072, 8518840, 13630144, 17037680, 34075360, 68150720]

約数ペア:

[(1, 68150720), (2, 34075360), (4, 17037680), (5, 13630144), (8, 8518840), (10, 6815072), (11, 6195520), (16, 4259420), (19, 3586880), (20, 3407536), (22, 3097760), (32, 2129710), (38, 1793440), (40, 1703768), (44, 1548880), (55, 1239104), (64, 1064855), (76, 896720), (80, 851884), (88, 774440), (95, 717376), (110, 619552), (152, 448360), (160, 425942), (176, 387220), (190, 358688), (209, 326080), (220, 309776), (304, 224180), (320, 212971), (352, 193610), (380, 179344), (418, 163040), (440, 154888), (608, 112090), (704, 96805), (760, 89672), (836, 81520), (880, 77444), (1019, 66880), (1045, 65216), (1216, 56045), (1520, 44836), (1672, 40760), (1760, 38722), (2038, 33440), (2090, 32608), (3040, 22418), (3344, 20380), (3520, 19361), (4076, 16720), (4180, 16304), (5095, 13376), (6080, 11209), (6688, 10190), (8152, 8360)]