123897840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{661}}^1$

素因数の和:759

約数の個数: 160

約数和(自身を含む): 425544192

約数和(自身を除く): 301646352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 71, 80, 88, 110, 120, 132, 142, 165, 176, 213, 220, 240, 264, 284, 330, 355, 426, 440, 528, 568, 660, 661, 710, 781, 852, 880, 1065, 1136, 1320, 1322, 1420, 1562, 1704, 1983, 2130, 2343, 2640, 2644, 2840, 3124, 3305, 3408, 3905, 3966, 4260, 4686, 5288, 5680, 6248, 6610, 7271, 7810, 7932, 8520, 9372, 9915, 10576, 11715, 12496, 13220, 14542, 15620, 15864, 17040, 18744, 19830, 21813, 23430, 26440, 29084, 31240, 31728, 36355, 37488, 39660, 43626, 46860, 46931, 52880, 58168, 62480, 72710, 79320, 87252, 93720, 93862, 109065, 116336, 140793, 145420, 158640, 174504, 187440, 187724, 218130, 234655, 281586, 290840, 349008, 375448, 436260, 469310, 516241, 563172, 581680, 703965, 750896, 872520, 938620, 1032482, 1126344, 1407930, 1548723, 1745040, 1877240, 2064964, 2252688, 2581205, 2815860, 3097446, 3754480, 4129928, 5162410, 5631720, 6194892, 7743615, 8259856, 10324820, 11263440, 12389784, 15487230, 20649640, 24779568, 30974460, 41299280, 61948920, 123897840]

約数ペア:

[(1, 123897840), (2, 61948920), (3, 41299280), (4, 30974460), (5, 24779568), (6, 20649640), (8, 15487230), (10, 12389784), (11, 11263440), (12, 10324820), (15, 8259856), (16, 7743615), (20, 6194892), (22, 5631720), (24, 5162410), (30, 4129928), (33, 3754480), (40, 3097446), (44, 2815860), (48, 2581205), (55, 2252688), (60, 2064964), (66, 1877240), (71, 1745040), (80, 1548723), (88, 1407930), (110, 1126344), (120, 1032482), (132, 938620), (142, 872520), (165, 750896), (176, 703965), (213, 581680), (220, 563172), (240, 516241), (264, 469310), (284, 436260), (330, 375448), (355, 349008), (426, 290840), (440, 281586), (528, 234655), (568, 218130), (660, 187724), (661, 187440), (710, 174504), (781, 158640), (852, 145420), (880, 140793), (1065, 116336), (1136, 109065), (1320, 93862), (1322, 93720), (1420, 87252), (1562, 79320), (1704, 72710), (1983, 62480), (2130, 58168), (2343, 52880), (2640, 46931), (2644, 46860), (2840, 43626), (3124, 39660), (3305, 37488), (3408, 36355), (3905, 31728), (3966, 31240), (4260, 29084), (4686, 26440), (5288, 23430), (5680, 21813), (6248, 19830), (6610, 18744), (7271, 17040), (7810, 15864), (7932, 15620), (8520, 14542), (9372, 13220), (9915, 12496), (10576, 11715)]