129576240

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{251}}^1$

素因数の和:512

約数の個数: 160

約数和(自身を含む): 449971200

約数和(自身を除く): 320394960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 239, 240, 251, 270, 360, 432, 478, 502, 540, 717, 720, 753, 956, 1004, 1080, 1195, 1255, 1434, 1506, 1912, 2008, 2151, 2160, 2259, 2390, 2510, 2868, 3012, 3585, 3765, 3824, 4016, 4302, 4518, 4780, 5020, 5736, 6024, 6453, 6777, 7170, 7530, 8604, 9036, 9560, 10040, 10755, 11295, 11472, 12048, 12906, 13554, 14340, 15060, 17208, 18072, 19120, 20080, 21510, 22590, 25812, 27108, 28680, 30120, 32265, 33885, 34416, 36144, 43020, 45180, 51624, 54216, 57360, 59989, 60240, 64530, 67770, 86040, 90360, 103248, 108432, 119978, 129060, 135540, 172080, 179967, 180720, 239956, 258120, 271080, 299945, 359934, 479912, 516240, 539901, 542160, 599890, 719868, 899835, 959824, 1079802, 1199780, 1439736, 1619703, 1799670, 2159604, 2399560, 2699505, 2879472, 3239406, 3599340, 4319208, 4799120, 5399010, 6478812, 7198680, 8098515, 8638416, 10798020, 12957624, 14397360, 16197030, 21596040, 25915248, 32394060, 43192080, 64788120, 129576240]

約数ペア:

[(1, 129576240), (2, 64788120), (3, 43192080), (4, 32394060), (5, 25915248), (6, 21596040), (8, 16197030), (9, 14397360), (10, 12957624), (12, 10798020), (15, 8638416), (16, 8098515), (18, 7198680), (20, 6478812), (24, 5399010), (27, 4799120), (30, 4319208), (36, 3599340), (40, 3239406), (45, 2879472), (48, 2699505), (54, 2399560), (60, 2159604), (72, 1799670), (80, 1619703), (90, 1439736), (108, 1199780), (120, 1079802), (135, 959824), (144, 899835), (180, 719868), (216, 599890), (239, 542160), (240, 539901), (251, 516240), (270, 479912), (360, 359934), (432, 299945), (478, 271080), (502, 258120), (540, 239956), (717, 180720), (720, 179967), (753, 172080), (956, 135540), (1004, 129060), (1080, 119978), (1195, 108432), (1255, 103248), (1434, 90360), (1506, 86040), (1912, 67770), (2008, 64530), (2151, 60240), (2160, 59989), (2259, 57360), (2390, 54216), (2510, 51624), (2868, 45180), (3012, 43020), (3585, 36144), (3765, 34416), (3824, 33885), (4016, 32265), (4302, 30120), (4518, 28680), (4780, 27108), (5020, 25812), (5736, 22590), (6024, 21510), (6453, 20080), (6777, 19120), (7170, 18072), (7530, 17208), (8604, 15060), (9036, 14340), (9560, 13554), (10040, 12906), (10755, 12048), (11295, 11472)]