239999520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^2$

素因数の和:303

約数の個数: 144

約数和(自身を含む): 786578688

約数和(自身を除く): 546579168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 127, 155, 160, 186, 240, 248, 254, 310, 372, 381, 465, 480, 496, 508, 620, 635, 744, 762, 930, 992, 1016, 1240, 1270, 1488, 1524, 1860, 1905, 2032, 2480, 2540, 2976, 3048, 3720, 3810, 3937, 4064, 4960, 5080, 6096, 7440, 7620, 7874, 10160, 11811, 12192, 14880, 15240, 15748, 16129, 19685, 20320, 23622, 30480, 31496, 32258, 39370, 47244, 48387, 59055, 60960, 62992, 64516, 78740, 80645, 94488, 96774, 118110, 125984, 129032, 157480, 161290, 188976, 193548, 236220, 241935, 258064, 314960, 322580, 377952, 387096, 472440, 483870, 499999, 516128, 629920, 645160, 774192, 944880, 967740, 999998, 1290320, 1499997, 1548384, 1889760, 1935480, 1999996, 2499995, 2580640, 2999994, 3870960, 3999992, 4999990, 5999988, 7499985, 7741920, 7999984, 9999980, 11999976, 14999970, 15999968, 19999960, 23999952, 29999940, 39999920, 47999904, 59999880, 79999840, 119999760, 239999520]

約数ペア:

[(1, 239999520), (2, 119999760), (3, 79999840), (4, 59999880), (5, 47999904), (6, 39999920), (8, 29999940), (10, 23999952), (12, 19999960), (15, 15999968), (16, 14999970), (20, 11999976), (24, 9999980), (30, 7999984), (31, 7741920), (32, 7499985), (40, 5999988), (48, 4999990), (60, 3999992), (62, 3870960), (80, 2999994), (93, 2580640), (96, 2499995), (120, 1999996), (124, 1935480), (127, 1889760), (155, 1548384), (160, 1499997), (186, 1290320), (240, 999998), (248, 967740), (254, 944880), (310, 774192), (372, 645160), (381, 629920), (465, 516128), (480, 499999), (496, 483870), (508, 472440), (620, 387096), (635, 377952), (744, 322580), (762, 314960), (930, 258064), (992, 241935), (1016, 236220), (1240, 193548), (1270, 188976), (1488, 161290), (1524, 157480), (1860, 129032), (1905, 125984), (2032, 118110), (2480, 96774), (2540, 94488), (2976, 80645), (3048, 78740), (3720, 64516), (3810, 62992), (3937, 60960), (4064, 59055), (4960, 48387), (5080, 47244), (6096, 39370), (7440, 32258), (7620, 31496), (7874, 30480), (10160, 23622), (11811, 20320), (12192, 19685), (14880, 16129), (15240, 15748)]