131020560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:334

約数の個数: 240

約数和(自身を含む): 488861568

約数和(自身を除く): 357841008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 71, 72, 80, 88, 90, 99, 110, 120, 132, 142, 144, 165, 176, 180, 198, 213, 220, 233, 240, 264, 284, 330, 355, 360, 396, 426, 440, 466, 495, 528, 568, 639, 660, 699, 710, 720, 781, 792, 852, 880, 932, 990, 1065, 1136, 1165, 1278, 1320, 1398, 1420, 1562, 1584, 1704, 1864, 1980, 2097, 2130, 2330, 2343, 2556, 2563, 2640, 2796, 2840, 3124, 3195, 3408, 3495, 3728, 3905, 3960, 4194, 4260, 4660, 4686, 5112, 5126, 5592, 5680, 6248, 6390, 6990, 7029, 7689, 7810, 7920, 8388, 8520, 9320, 9372, 10224, 10252, 10485, 11184, 11715, 12496, 12780, 12815, 13980, 14058, 15378, 15620, 16543, 16776, 17040, 18640, 18744, 20504, 20970, 23067, 23430, 25560, 25630, 27960, 28116, 30756, 31240, 33086, 33552, 35145, 37488, 38445, 41008, 41940, 46134, 46860, 49629, 51120, 51260, 55920, 56232, 61512, 62480, 66172, 70290, 76890, 82715, 83880, 92268, 93720, 99258, 102520, 112464, 115335, 123024, 132344, 140580, 148887, 153780, 165430, 167760, 181973, 184536, 187440, 198516, 205040, 230670, 248145, 264688, 281160, 297774, 307560, 330860, 363946, 369072, 397032, 461340, 496290, 545919, 562320, 595548, 615120, 661720, 727892, 744435, 794064, 909865, 922680, 992580, 1091838, 1191096, 1323440, 1455784, 1488870, 1637757, 1819730, 1845360, 1985160, 2183676, 2382192, 2729595, 2911568, 2977740, 3275514, 3639460, 3970320, 4367352, 5459190, 5955480, 6551028, 7278920, 8188785, 8734704, 10918380, 11910960, 13102056, 14557840, 16377570, 21836760, 26204112, 32755140, 43673520, 65510280, 131020560]

約数ペア:

[(1, 131020560), (2, 65510280), (3, 43673520), (4, 32755140), (5, 26204112), (6, 21836760), (8, 16377570), (9, 14557840), (10, 13102056), (11, 11910960), (12, 10918380), (15, 8734704), (16, 8188785), (18, 7278920), (20, 6551028), (22, 5955480), (24, 5459190), (30, 4367352), (33, 3970320), (36, 3639460), (40, 3275514), (44, 2977740), (45, 2911568), (48, 2729595), (55, 2382192), (60, 2183676), (66, 1985160), (71, 1845360), (72, 1819730), (80, 1637757), (88, 1488870), (90, 1455784), (99, 1323440), (110, 1191096), (120, 1091838), (132, 992580), (142, 922680), (144, 909865), (165, 794064), (176, 744435), (180, 727892), (198, 661720), (213, 615120), (220, 595548), (233, 562320), (240, 545919), (264, 496290), (284, 461340), (330, 397032), (355, 369072), (360, 363946), (396, 330860), (426, 307560), (440, 297774), (466, 281160), (495, 264688), (528, 248145), (568, 230670), (639, 205040), (660, 198516), (699, 187440), (710, 184536), (720, 181973), (781, 167760), (792, 165430), (852, 153780), (880, 148887), (932, 140580), (990, 132344), (1065, 123024), (1136, 115335), (1165, 112464), (1278, 102520), (1320, 99258), (1398, 93720), (1420, 92268), (1562, 83880), (1584, 82715), (1704, 76890), (1864, 70290), (1980, 66172), (2097, 62480), (2130, 61512), (2330, 56232), (2343, 55920), (2556, 51260), (2563, 51120), (2640, 49629), (2796, 46860), (2840, 46134), (3124, 41940), (3195, 41008), (3408, 38445), (3495, 37488), (3728, 35145), (3905, 33552), (3960, 33086), (4194, 31240), (4260, 30756), (4660, 28116), (4686, 27960), (5112, 25630), (5126, 25560), (5592, 23430), (5680, 23067), (6248, 20970), (6390, 20504), (6990, 18744), (7029, 18640), (7689, 17040), (7810, 16776), (7920, 16543), (8388, 15620), (8520, 15378), (9320, 14058), (9372, 13980), (10224, 12815), (10252, 12780), (10485, 12496), (11184, 11715)]