161719560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:428

約数の個数: 192

約数和(自身を含む): 556807680

約数和(自身を除く): 395088120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 43, 45, 60, 62, 72, 86, 90, 93, 120, 124, 129, 155, 172, 180, 186, 215, 248, 258, 279, 310, 337, 344, 360, 372, 387, 430, 465, 516, 558, 620, 645, 674, 744, 774, 860, 930, 1011, 1032, 1116, 1240, 1290, 1333, 1348, 1395, 1548, 1685, 1720, 1860, 1935, 2022, 2232, 2580, 2666, 2696, 2790, 3033, 3096, 3370, 3720, 3870, 3999, 4044, 5055, 5160, 5332, 5580, 6066, 6665, 6740, 7740, 7998, 8088, 10110, 10447, 10664, 11160, 11997, 12132, 13330, 13480, 14491, 15165, 15480, 15996, 19995, 20220, 20894, 23994, 24264, 26660, 28982, 30330, 31341, 31992, 39990, 40440, 41788, 43473, 47988, 52235, 53320, 57964, 59985, 60660, 62682, 72455, 79980, 83576, 86946, 94023, 95976, 104470, 115928, 119970, 121320, 125364, 130419, 144910, 156705, 159960, 173892, 188046, 208940, 217365, 239940, 250728, 260838, 289820, 313410, 347784, 376092, 417880, 434730, 449221, 470115, 479880, 521676, 579640, 626820, 652095, 752184, 869460, 898442, 940230, 1043352, 1253640, 1304190, 1347663, 1738920, 1796884, 1880460, 2246105, 2608380, 2695326, 3593768, 3760920, 4042989, 4492210, 5216760, 5390652, 6738315, 8085978, 8984420, 10781304, 13476630, 16171956, 17968840, 20214945, 26953260, 32343912, 40429890, 53906520, 80859780, 161719560]

約数ペア:

[(1, 161719560), (2, 80859780), (3, 53906520), (4, 40429890), (5, 32343912), (6, 26953260), (8, 20214945), (9, 17968840), (10, 16171956), (12, 13476630), (15, 10781304), (18, 8984420), (20, 8085978), (24, 6738315), (30, 5390652), (31, 5216760), (36, 4492210), (40, 4042989), (43, 3760920), (45, 3593768), (60, 2695326), (62, 2608380), (72, 2246105), (86, 1880460), (90, 1796884), (93, 1738920), (120, 1347663), (124, 1304190), (129, 1253640), (155, 1043352), (172, 940230), (180, 898442), (186, 869460), (215, 752184), (248, 652095), (258, 626820), (279, 579640), (310, 521676), (337, 479880), (344, 470115), (360, 449221), (372, 434730), (387, 417880), (430, 376092), (465, 347784), (516, 313410), (558, 289820), (620, 260838), (645, 250728), (674, 239940), (744, 217365), (774, 208940), (860, 188046), (930, 173892), (1011, 159960), (1032, 156705), (1116, 144910), (1240, 130419), (1290, 125364), (1333, 121320), (1348, 119970), (1395, 115928), (1548, 104470), (1685, 95976), (1720, 94023), (1860, 86946), (1935, 83576), (2022, 79980), (2232, 72455), (2580, 62682), (2666, 60660), (2696, 59985), (2790, 57964), (3033, 53320), (3096, 52235), (3370, 47988), (3720, 43473), (3870, 41788), (3999, 40440), (4044, 39990), (5055, 31992), (5160, 31341), (5332, 30330), (5580, 28982), (6066, 26660), (6665, 24264), (6740, 23994), (7740, 20894), (7998, 20220), (8088, 19995), (10110, 15996), (10447, 15480), (10664, 15165), (11160, 14491), (11997, 13480), (12132, 13330)]