51440760

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:310

約数の個数: 192

約数和(自身を含む): 193752000

約数和(自身を除く): 142311240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 137, 140, 149, 168, 180, 210, 252, 274, 280, 298, 315, 360, 411, 420, 447, 504, 548, 596, 630, 685, 745, 822, 840, 894, 959, 1043, 1096, 1192, 1233, 1260, 1341, 1370, 1490, 1644, 1788, 1918, 2055, 2086, 2235, 2466, 2520, 2682, 2740, 2877, 2980, 3129, 3288, 3576, 3836, 4110, 4172, 4470, 4795, 4932, 5215, 5364, 5480, 5754, 5960, 6165, 6258, 6705, 7672, 8220, 8344, 8631, 8940, 9387, 9590, 9864, 10430, 10728, 11508, 12330, 12516, 13410, 14385, 15645, 16440, 17262, 17880, 18774, 19180, 20413, 20860, 23016, 24660, 25032, 26820, 28770, 31290, 34524, 37548, 38360, 40826, 41720, 43155, 46935, 49320, 53640, 57540, 61239, 62580, 69048, 75096, 81652, 86310, 93870, 102065, 115080, 122478, 125160, 142891, 163304, 172620, 183717, 187740, 204130, 244956, 285782, 306195, 345240, 367434, 375480, 408260, 428673, 489912, 571564, 612390, 714455, 734868, 816520, 857346, 918585, 1143128, 1224780, 1286019, 1428910, 1469736, 1714692, 1837170, 2143365, 2449560, 2572038, 2857820, 3429384, 3674340, 4286730, 5144076, 5715640, 6430095, 7348680, 8573460, 10288152, 12860190, 17146920, 25720380, 51440760]

約数ペア:

[(1, 51440760), (2, 25720380), (3, 17146920), (4, 12860190), (5, 10288152), (6, 8573460), (7, 7348680), (8, 6430095), (9, 5715640), (10, 5144076), (12, 4286730), (14, 3674340), (15, 3429384), (18, 2857820), (20, 2572038), (21, 2449560), (24, 2143365), (28, 1837170), (30, 1714692), (35, 1469736), (36, 1428910), (40, 1286019), (42, 1224780), (45, 1143128), (56, 918585), (60, 857346), (63, 816520), (70, 734868), (72, 714455), (84, 612390), (90, 571564), (105, 489912), (120, 428673), (126, 408260), (137, 375480), (140, 367434), (149, 345240), (168, 306195), (180, 285782), (210, 244956), (252, 204130), (274, 187740), (280, 183717), (298, 172620), (315, 163304), (360, 142891), (411, 125160), (420, 122478), (447, 115080), (504, 102065), (548, 93870), (596, 86310), (630, 81652), (685, 75096), (745, 69048), (822, 62580), (840, 61239), (894, 57540), (959, 53640), (1043, 49320), (1096, 46935), (1192, 43155), (1233, 41720), (1260, 40826), (1341, 38360), (1370, 37548), (1490, 34524), (1644, 31290), (1788, 28770), (1918, 26820), (2055, 25032), (2086, 24660), (2235, 23016), (2466, 20860), (2520, 20413), (2682, 19180), (2740, 18774), (2877, 17880), (2980, 17262), (3129, 16440), (3288, 15645), (3576, 14385), (3836, 13410), (4110, 12516), (4172, 12330), (4470, 11508), (4795, 10728), (4932, 10430), (5215, 9864), (5364, 9590), (5480, 9387), (5754, 8940), (5960, 8631), (6165, 8344), (6258, 8220), (6705, 7672)]