381731520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:279

約数の個数: 224

約数和(自身を含む): 1273430016

約数和(自身を除く): 891698496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 101, 120, 124, 127, 155, 160, 186, 192, 202, 240, 248, 254, 303, 310, 320, 372, 381, 404, 465, 480, 496, 505, 508, 606, 620, 635, 744, 762, 808, 930, 960, 992, 1010, 1016, 1212, 1240, 1270, 1488, 1515, 1524, 1616, 1860, 1905, 1984, 2020, 2032, 2424, 2480, 2540, 2976, 3030, 3048, 3131, 3232, 3720, 3810, 3937, 4040, 4064, 4848, 4960, 5080, 5952, 6060, 6096, 6262, 6464, 7440, 7620, 7874, 8080, 8128, 9393, 9696, 9920, 10160, 11811, 12120, 12192, 12524, 12827, 14880, 15240, 15655, 15748, 16160, 18786, 19392, 19685, 20320, 23622, 24240, 24384, 25048, 25654, 29760, 30480, 31310, 31496, 32320, 37572, 38481, 39370, 40640, 46965, 47244, 48480, 50096, 51308, 59055, 60960, 62620, 62992, 64135, 75144, 76962, 78740, 93930, 94488, 96960, 100192, 102616, 118110, 121920, 125240, 125984, 128270, 150288, 153924, 157480, 187860, 188976, 192405, 200384, 205232, 236220, 250480, 251968, 256540, 300576, 307848, 314960, 375720, 377952, 384810, 397637, 410464, 472440, 500960, 513080, 601152, 615696, 629920, 751440, 755904, 769620, 795274, 820928, 944880, 1001920, 1026160, 1192911, 1231392, 1259840, 1502880, 1539240, 1590548, 1889760, 1988185, 2052320, 2385822, 2462784, 3005760, 3078480, 3181096, 3779520, 3976370, 4104640, 4771644, 5964555, 6156960, 6362192, 7952740, 9543288, 11929110, 12313920, 12724384, 15905480, 19086576, 23858220, 25448768, 31810960, 38173152, 47716440, 63621920, 76346304, 95432880, 127243840, 190865760, 381731520]

約数ペア:

[(1, 381731520), (2, 190865760), (3, 127243840), (4, 95432880), (5, 76346304), (6, 63621920), (8, 47716440), (10, 38173152), (12, 31810960), (15, 25448768), (16, 23858220), (20, 19086576), (24, 15905480), (30, 12724384), (31, 12313920), (32, 11929110), (40, 9543288), (48, 7952740), (60, 6362192), (62, 6156960), (64, 5964555), (80, 4771644), (93, 4104640), (96, 3976370), (101, 3779520), (120, 3181096), (124, 3078480), (127, 3005760), (155, 2462784), (160, 2385822), (186, 2052320), (192, 1988185), (202, 1889760), (240, 1590548), (248, 1539240), (254, 1502880), (303, 1259840), (310, 1231392), (320, 1192911), (372, 1026160), (381, 1001920), (404, 944880), (465, 820928), (480, 795274), (496, 769620), (505, 755904), (508, 751440), (606, 629920), (620, 615696), (635, 601152), (744, 513080), (762, 500960), (808, 472440), (930, 410464), (960, 397637), (992, 384810), (1010, 377952), (1016, 375720), (1212, 314960), (1240, 307848), (1270, 300576), (1488, 256540), (1515, 251968), (1524, 250480), (1616, 236220), (1860, 205232), (1905, 200384), (1984, 192405), (2020, 188976), (2032, 187860), (2424, 157480), (2480, 153924), (2540, 150288), (2976, 128270), (3030, 125984), (3048, 125240), (3131, 121920), (3232, 118110), (3720, 102616), (3810, 100192), (3937, 96960), (4040, 94488), (4064, 93930), (4848, 78740), (4960, 76962), (5080, 75144), (5952, 64135), (6060, 62992), (6096, 62620), (6262, 60960), (6464, 59055), (7440, 51308), (7620, 50096), (7874, 48480), (8080, 47244), (8128, 46965), (9393, 40640), (9696, 39370), (9920, 38481), (10160, 37572), (11811, 32320), (12120, 31496), (12192, 31310), (12524, 30480), (12827, 29760), (14880, 25654), (15240, 25048), (15655, 24384), (15748, 24240), (16160, 23622), (18786, 20320), (19392, 19685)]