51161880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{113}}^1$

素因数の和:159

約数の個数: 256

約数和(自身を含む): 196992000

約数和(自身を除く): 145830120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 49, 55, 56, 60, 66, 70, 77, 84, 88, 98, 105, 110, 113, 120, 132, 140, 147, 154, 165, 168, 196, 210, 220, 226, 231, 245, 264, 280, 294, 308, 330, 339, 343, 385, 392, 420, 440, 452, 462, 490, 539, 565, 588, 616, 660, 678, 686, 735, 770, 791, 840, 904, 924, 980, 1029, 1078, 1130, 1155, 1176, 1243, 1320, 1356, 1372, 1470, 1540, 1582, 1617, 1695, 1715, 1848, 1960, 2058, 2156, 2260, 2310, 2373, 2486, 2695, 2712, 2744, 2940, 3080, 3164, 3234, 3390, 3430, 3729, 3773, 3955, 4116, 4312, 4520, 4620, 4746, 4972, 5145, 5390, 5537, 5880, 6215, 6328, 6468, 6780, 6860, 7458, 7546, 7910, 8085, 8232, 8701, 9240, 9492, 9944, 10290, 10780, 11074, 11319, 11865, 12430, 12936, 13560, 13720, 14916, 15092, 15820, 16170, 16611, 17402, 18645, 18865, 18984, 20580, 21560, 22148, 22638, 23730, 24860, 26103, 27685, 29832, 30184, 31640, 32340, 33222, 34804, 37290, 37730, 38759, 41160, 43505, 44296, 45276, 47460, 49720, 52206, 55370, 56595, 60907, 64680, 66444, 69608, 74580, 75460, 77518, 83055, 87010, 90552, 94920, 104412, 110740, 113190, 116277, 121814, 130515, 132888, 149160, 150920, 155036, 166110, 174020, 182721, 193795, 208824, 221480, 226380, 232554, 243628, 261030, 304535, 310072, 332220, 348040, 365442, 387590, 426349, 452760, 465108, 487256, 522060, 581385, 609070, 664440, 730884, 775180, 852698, 913605, 930216, 1044120, 1162770, 1218140, 1279047, 1461768, 1550360, 1705396, 1827210, 2131745, 2325540, 2436280, 2558094, 3410792, 3654420, 4263490, 4651080, 5116188, 6395235, 7308840, 8526980, 10232376, 12790470, 17053960, 25580940, 51161880]

約数ペア:

[(1, 51161880), (2, 25580940), (3, 17053960), (4, 12790470), (5, 10232376), (6, 8526980), (7, 7308840), (8, 6395235), (10, 5116188), (11, 4651080), (12, 4263490), (14, 3654420), (15, 3410792), (20, 2558094), (21, 2436280), (22, 2325540), (24, 2131745), (28, 1827210), (30, 1705396), (33, 1550360), (35, 1461768), (40, 1279047), (42, 1218140), (44, 1162770), (49, 1044120), (55, 930216), (56, 913605), (60, 852698), (66, 775180), (70, 730884), (77, 664440), (84, 609070), (88, 581385), (98, 522060), (105, 487256), (110, 465108), (113, 452760), (120, 426349), (132, 387590), (140, 365442), (147, 348040), (154, 332220), (165, 310072), (168, 304535), (196, 261030), (210, 243628), (220, 232554), (226, 226380), (231, 221480), (245, 208824), (264, 193795), (280, 182721), (294, 174020), (308, 166110), (330, 155036), (339, 150920), (343, 149160), (385, 132888), (392, 130515), (420, 121814), (440, 116277), (452, 113190), (462, 110740), (490, 104412), (539, 94920), (565, 90552), (588, 87010), (616, 83055), (660, 77518), (678, 75460), (686, 74580), (735, 69608), (770, 66444), (791, 64680), (840, 60907), (904, 56595), (924, 55370), (980, 52206), (1029, 49720), (1078, 47460), (1130, 45276), (1155, 44296), (1176, 43505), (1243, 41160), (1320, 38759), (1356, 37730), (1372, 37290), (1470, 34804), (1540, 33222), (1582, 32340), (1617, 31640), (1695, 30184), (1715, 29832), (1848, 27685), (1960, 26103), (2058, 24860), (2156, 23730), (2260, 22638), (2310, 22148), (2373, 21560), (2486, 20580), (2695, 18984), (2712, 18865), (2744, 18645), (2940, 17402), (3080, 16611), (3164, 16170), (3234, 15820), (3390, 15092), (3430, 14916), (3729, 13720), (3773, 13560), (3955, 12936), (4116, 12430), (4312, 11865), (4520, 11319), (4620, 11074), (4746, 10780), (4972, 10290), (5145, 9944), (5390, 9492), (5537, 9240), (5880, 8701), (6215, 8232), (6328, 8085), (6468, 7910), (6780, 7546), (6860, 7458)]