378352520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:548

約数の個数: 192

約数和(自身を含む): 1103155200

約数和(自身を除く): 724802680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 49, 52, 56, 62, 65, 70, 91, 98, 104, 124, 130, 140, 155, 182, 196, 217, 245, 248, 260, 280, 310, 364, 392, 403, 434, 455, 479, 490, 520, 620, 637, 728, 806, 868, 910, 958, 980, 1085, 1240, 1274, 1519, 1612, 1736, 1820, 1916, 1960, 2015, 2170, 2395, 2548, 2821, 3038, 3185, 3224, 3353, 3640, 3832, 4030, 4340, 4790, 5096, 5642, 6076, 6227, 6370, 6706, 7595, 8060, 8680, 9580, 11284, 12152, 12454, 12740, 13412, 14105, 14849, 15190, 16120, 16765, 19160, 19747, 22568, 23471, 24908, 25480, 26824, 28210, 29698, 30380, 31135, 33530, 39494, 43589, 46942, 49816, 56420, 59396, 60760, 62270, 67060, 74245, 78988, 87178, 93884, 98735, 103943, 112840, 117355, 118792, 124540, 134120, 148490, 157976, 174356, 187768, 193037, 197470, 207886, 217945, 234710, 249080, 296980, 305123, 348712, 386074, 394940, 415772, 435890, 469420, 519715, 593960, 610246, 727601, 772148, 789880, 831544, 871780, 938840, 965185, 1039430, 1220492, 1351259, 1455202, 1525615, 1544296, 1743560, 1930370, 2078860, 2440984, 2702518, 2910404, 3051230, 3638005, 3860740, 4157720, 5405036, 5820808, 6102460, 6756295, 7276010, 7721480, 9458813, 10810072, 12204920, 13512590, 14552020, 18917626, 27025180, 29104040, 37835252, 47294065, 54050360, 75670504, 94588130, 189176260, 378352520]

約数ペア:

[(1, 378352520), (2, 189176260), (4, 94588130), (5, 75670504), (7, 54050360), (8, 47294065), (10, 37835252), (13, 29104040), (14, 27025180), (20, 18917626), (26, 14552020), (28, 13512590), (31, 12204920), (35, 10810072), (40, 9458813), (49, 7721480), (52, 7276010), (56, 6756295), (62, 6102460), (65, 5820808), (70, 5405036), (91, 4157720), (98, 3860740), (104, 3638005), (124, 3051230), (130, 2910404), (140, 2702518), (155, 2440984), (182, 2078860), (196, 1930370), (217, 1743560), (245, 1544296), (248, 1525615), (260, 1455202), (280, 1351259), (310, 1220492), (364, 1039430), (392, 965185), (403, 938840), (434, 871780), (455, 831544), (479, 789880), (490, 772148), (520, 727601), (620, 610246), (637, 593960), (728, 519715), (806, 469420), (868, 435890), (910, 415772), (958, 394940), (980, 386074), (1085, 348712), (1240, 305123), (1274, 296980), (1519, 249080), (1612, 234710), (1736, 217945), (1820, 207886), (1916, 197470), (1960, 193037), (2015, 187768), (2170, 174356), (2395, 157976), (2548, 148490), (2821, 134120), (3038, 124540), (3185, 118792), (3224, 117355), (3353, 112840), (3640, 103943), (3832, 98735), (4030, 93884), (4340, 87178), (4790, 78988), (5096, 74245), (5642, 67060), (6076, 62270), (6227, 60760), (6370, 59396), (6706, 56420), (7595, 49816), (8060, 46942), (8680, 43589), (9580, 39494), (11284, 33530), (12152, 31135), (12454, 30380), (12740, 29698), (13412, 28210), (14105, 26824), (14849, 25480), (15190, 24908), (16120, 23471), (16765, 22568), (19160, 19747)]