71344240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:311

約数の個数: 160

約数和(自身を含む): 202487040

約数和(自身を除く): 131142800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 19, 20, 22, 34, 38, 40, 44, 55, 68, 76, 80, 85, 88, 95, 110, 136, 152, 170, 176, 187, 190, 209, 220, 251, 272, 304, 323, 340, 374, 380, 418, 440, 502, 646, 680, 748, 760, 836, 880, 935, 1004, 1045, 1255, 1292, 1360, 1496, 1520, 1615, 1672, 1870, 2008, 2090, 2510, 2584, 2761, 2992, 3230, 3344, 3553, 3740, 4016, 4180, 4267, 4769, 5020, 5168, 5522, 6460, 7106, 7480, 8360, 8534, 9538, 10040, 11044, 12920, 13805, 14212, 14960, 16720, 17068, 17765, 19076, 20080, 21335, 22088, 23845, 25840, 27610, 28424, 34136, 35530, 38152, 42670, 44176, 46937, 47690, 52459, 55220, 56848, 68272, 71060, 76304, 81073, 85340, 93874, 95380, 104918, 110440, 142120, 162146, 170680, 187748, 190760, 209836, 220880, 234685, 262295, 284240, 324292, 341360, 375496, 381520, 405365, 419672, 469370, 524590, 648584, 750992, 810730, 839344, 891803, 938740, 1049180, 1297168, 1621460, 1783606, 1877480, 2098360, 3242920, 3567212, 3754960, 4196720, 4459015, 6485840, 7134424, 8918030, 14268848, 17836060, 35672120, 71344240]

約数ペア:

[(1, 71344240), (2, 35672120), (4, 17836060), (5, 14268848), (8, 8918030), (10, 7134424), (11, 6485840), (16, 4459015), (17, 4196720), (19, 3754960), (20, 3567212), (22, 3242920), (34, 2098360), (38, 1877480), (40, 1783606), (44, 1621460), (55, 1297168), (68, 1049180), (76, 938740), (80, 891803), (85, 839344), (88, 810730), (95, 750992), (110, 648584), (136, 524590), (152, 469370), (170, 419672), (176, 405365), (187, 381520), (190, 375496), (209, 341360), (220, 324292), (251, 284240), (272, 262295), (304, 234685), (323, 220880), (340, 209836), (374, 190760), (380, 187748), (418, 170680), (440, 162146), (502, 142120), (646, 110440), (680, 104918), (748, 95380), (760, 93874), (836, 85340), (880, 81073), (935, 76304), (1004, 71060), (1045, 68272), (1255, 56848), (1292, 55220), (1360, 52459), (1496, 47690), (1520, 46937), (1615, 44176), (1672, 42670), (1870, 38152), (2008, 35530), (2090, 34136), (2510, 28424), (2584, 27610), (2761, 25840), (2992, 23845), (3230, 22088), (3344, 21335), (3553, 20080), (3740, 19076), (4016, 17765), (4180, 17068), (4267, 16720), (4769, 14960), (5020, 14212), (5168, 13805), (5522, 12920), (6460, 11044), (7106, 10040), (7480, 9538), (8360, 8534)]