123429240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:538

約数の個数: 192

約数和(自身を含む): 444787200

約数和(自身を除く): 321357960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 71, 72, 88, 90, 99, 110, 120, 132, 142, 165, 180, 198, 213, 220, 264, 284, 330, 355, 360, 396, 426, 439, 440, 495, 568, 639, 660, 710, 781, 792, 852, 878, 990, 1065, 1278, 1317, 1320, 1420, 1562, 1704, 1756, 1980, 2130, 2195, 2343, 2556, 2634, 2840, 3124, 3195, 3512, 3905, 3951, 3960, 4260, 4390, 4686, 4829, 5112, 5268, 6248, 6390, 6585, 7029, 7810, 7902, 8520, 8780, 9372, 9658, 10536, 11715, 12780, 13170, 14058, 14487, 15620, 15804, 17560, 18744, 19316, 19755, 23430, 24145, 25560, 26340, 28116, 28974, 31169, 31240, 31608, 35145, 38632, 39510, 43461, 46860, 48290, 52680, 56232, 57948, 62338, 70290, 72435, 79020, 86922, 93507, 93720, 96580, 115896, 124676, 140580, 144870, 155845, 158040, 173844, 187014, 193160, 217305, 249352, 280521, 281160, 289740, 311690, 342859, 347688, 374028, 434610, 467535, 561042, 579480, 623380, 685718, 748056, 869220, 935070, 1028577, 1122084, 1246760, 1371436, 1402605, 1714295, 1738440, 1870140, 2057154, 2244168, 2742872, 2805210, 3085731, 3428590, 3740280, 4114308, 5142885, 5610420, 6171462, 6857180, 8228616, 10285770, 11220840, 12342924, 13714360, 15428655, 20571540, 24685848, 30857310, 41143080, 61714620, 123429240]

約数ペア:

[(1, 123429240), (2, 61714620), (3, 41143080), (4, 30857310), (5, 24685848), (6, 20571540), (8, 15428655), (9, 13714360), (10, 12342924), (11, 11220840), (12, 10285770), (15, 8228616), (18, 6857180), (20, 6171462), (22, 5610420), (24, 5142885), (30, 4114308), (33, 3740280), (36, 3428590), (40, 3085731), (44, 2805210), (45, 2742872), (55, 2244168), (60, 2057154), (66, 1870140), (71, 1738440), (72, 1714295), (88, 1402605), (90, 1371436), (99, 1246760), (110, 1122084), (120, 1028577), (132, 935070), (142, 869220), (165, 748056), (180, 685718), (198, 623380), (213, 579480), (220, 561042), (264, 467535), (284, 434610), (330, 374028), (355, 347688), (360, 342859), (396, 311690), (426, 289740), (439, 281160), (440, 280521), (495, 249352), (568, 217305), (639, 193160), (660, 187014), (710, 173844), (781, 158040), (792, 155845), (852, 144870), (878, 140580), (990, 124676), (1065, 115896), (1278, 96580), (1317, 93720), (1320, 93507), (1420, 86922), (1562, 79020), (1704, 72435), (1756, 70290), (1980, 62338), (2130, 57948), (2195, 56232), (2343, 52680), (2556, 48290), (2634, 46860), (2840, 43461), (3124, 39510), (3195, 38632), (3512, 35145), (3905, 31608), (3951, 31240), (3960, 31169), (4260, 28974), (4390, 28116), (4686, 26340), (4829, 25560), (5112, 24145), (5268, 23430), (6248, 19755), (6390, 19316), (6585, 18744), (7029, 17560), (7810, 15804), (7902, 15620), (8520, 14487), (8780, 14058), (9372, 13170), (9658, 12780), (10536, 11715)]