138871320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5333}}^1$

素因数の和:5385

約数の個数: 128

約数和(自身を含む): 491581440

約数和(自身を除く): 352710120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 5333, 6510, 8680, 10666, 13020, 15999, 21332, 26040, 26665, 31998, 37331, 42664, 53330, 63996, 74662, 79995, 106660, 111993, 127992, 149324, 159990, 165323, 186655, 213320, 223986, 298648, 319980, 330646, 373310, 447972, 495969, 559965, 639960, 661292, 746620, 826615, 895944, 991938, 1119930, 1157261, 1322584, 1493240, 1653230, 1983876, 2239860, 2314522, 2479845, 3306460, 3471783, 3967752, 4479720, 4629044, 4959690, 5786305, 6612920, 6943566, 9258088, 9919380, 11572610, 13887132, 17358915, 19838760, 23145220, 27774264, 34717830, 46290440, 69435660, 138871320]

約数ペア:

[(1, 138871320), (2, 69435660), (3, 46290440), (4, 34717830), (5, 27774264), (6, 23145220), (7, 19838760), (8, 17358915), (10, 13887132), (12, 11572610), (14, 9919380), (15, 9258088), (20, 6943566), (21, 6612920), (24, 5786305), (28, 4959690), (30, 4629044), (31, 4479720), (35, 3967752), (40, 3471783), (42, 3306460), (56, 2479845), (60, 2314522), (62, 2239860), (70, 1983876), (84, 1653230), (93, 1493240), (105, 1322584), (120, 1157261), (124, 1119930), (140, 991938), (155, 895944), (168, 826615), (186, 746620), (210, 661292), (217, 639960), (248, 559965), (280, 495969), (310, 447972), (372, 373310), (420, 330646), (434, 319980), (465, 298648), (620, 223986), (651, 213320), (744, 186655), (840, 165323), (868, 159990), (930, 149324), (1085, 127992), (1240, 111993), (1302, 106660), (1736, 79995), (1860, 74662), (2170, 63996), (2604, 53330), (3255, 42664), (3720, 37331), (4340, 31998), (5208, 26665), (5333, 26040), (6510, 21332), (8680, 15999), (10666, 13020)]