123663780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{709}}^1$

素因数の和:763

約数の個数: 192

約数和(自身を含む): 429408000

約数和(自身を除く): 305744220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 27, 30, 34, 36, 38, 45, 51, 54, 57, 60, 68, 76, 85, 90, 95, 102, 108, 114, 135, 153, 170, 171, 180, 190, 204, 228, 255, 270, 285, 306, 323, 340, 342, 380, 459, 510, 513, 540, 570, 612, 646, 684, 709, 765, 855, 918, 969, 1020, 1026, 1140, 1292, 1418, 1530, 1615, 1710, 1836, 1938, 2052, 2127, 2295, 2565, 2836, 2907, 3060, 3230, 3420, 3545, 3876, 4254, 4590, 4845, 5130, 5814, 6381, 6460, 7090, 8508, 8721, 9180, 9690, 10260, 10635, 11628, 12053, 12762, 13471, 14180, 14535, 17442, 19143, 19380, 21270, 24106, 25524, 26942, 29070, 31905, 34884, 36159, 38286, 40413, 42540, 43605, 48212, 53884, 58140, 60265, 63810, 67355, 72318, 76572, 80826, 87210, 95715, 108477, 120530, 121239, 127620, 134710, 144636, 161652, 174420, 180795, 191430, 202065, 216954, 229007, 241060, 242478, 269420, 325431, 361590, 363717, 382860, 404130, 433908, 458014, 484956, 542385, 606195, 650862, 687021, 723180, 727434, 808260, 916028, 1084770, 1145035, 1212390, 1301724, 1374042, 1454868, 1627155, 1818585, 2061063, 2169540, 2290070, 2424780, 2748084, 3254310, 3435105, 3637170, 4122126, 4580140, 6183189, 6508620, 6870210, 7274340, 8244252, 10305315, 12366378, 13740420, 20610630, 24732756, 30915945, 41221260, 61831890, 123663780]

約数ペア:

[(1, 123663780), (2, 61831890), (3, 41221260), (4, 30915945), (5, 24732756), (6, 20610630), (9, 13740420), (10, 12366378), (12, 10305315), (15, 8244252), (17, 7274340), (18, 6870210), (19, 6508620), (20, 6183189), (27, 4580140), (30, 4122126), (34, 3637170), (36, 3435105), (38, 3254310), (45, 2748084), (51, 2424780), (54, 2290070), (57, 2169540), (60, 2061063), (68, 1818585), (76, 1627155), (85, 1454868), (90, 1374042), (95, 1301724), (102, 1212390), (108, 1145035), (114, 1084770), (135, 916028), (153, 808260), (170, 727434), (171, 723180), (180, 687021), (190, 650862), (204, 606195), (228, 542385), (255, 484956), (270, 458014), (285, 433908), (306, 404130), (323, 382860), (340, 363717), (342, 361590), (380, 325431), (459, 269420), (510, 242478), (513, 241060), (540, 229007), (570, 216954), (612, 202065), (646, 191430), (684, 180795), (709, 174420), (765, 161652), (855, 144636), (918, 134710), (969, 127620), (1020, 121239), (1026, 120530), (1140, 108477), (1292, 95715), (1418, 87210), (1530, 80826), (1615, 76572), (1710, 72318), (1836, 67355), (1938, 63810), (2052, 60265), (2127, 58140), (2295, 53884), (2565, 48212), (2836, 43605), (2907, 42540), (3060, 40413), (3230, 38286), (3420, 36159), (3545, 34884), (3876, 31905), (4254, 29070), (4590, 26942), (4845, 25524), (5130, 24106), (5814, 21270), (6381, 19380), (6460, 19143), (7090, 17442), (8508, 14535), (8721, 14180), (9180, 13471), (9690, 12762), (10260, 12053), (10635, 11628)]