421701280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2633}}^1$

素因数の和:2679

約数の個数: 192

約数和(自身を含む): 1338156288

約数和(自身を除く): 916455008

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 65, 70, 77, 80, 88, 91, 104, 110, 112, 130, 140, 143, 154, 160, 176, 182, 208, 220, 224, 260, 280, 286, 308, 352, 364, 385, 416, 440, 455, 520, 560, 572, 616, 715, 728, 770, 880, 910, 1001, 1040, 1120, 1144, 1232, 1430, 1456, 1540, 1760, 1820, 2002, 2080, 2288, 2464, 2633, 2860, 2912, 3080, 3640, 4004, 4576, 5005, 5266, 5720, 6160, 7280, 8008, 10010, 10532, 11440, 12320, 13165, 14560, 16016, 18431, 20020, 21064, 22880, 26330, 28963, 32032, 34229, 36862, 40040, 42128, 52660, 57926, 68458, 73724, 80080, 84256, 92155, 105320, 115852, 136916, 144815, 147448, 160160, 171145, 184310, 202741, 210640, 231704, 239603, 273832, 289630, 294896, 342290, 368620, 376519, 405482, 421280, 463408, 479206, 547664, 579260, 589792, 684580, 737240, 753038, 810964, 926816, 958412, 1013705, 1095328, 1158520, 1198015, 1369160, 1474480, 1506076, 1621928, 1882595, 1916824, 2027410, 2317040, 2396030, 2635633, 2738320, 2948960, 3012152, 3243856, 3765190, 3833648, 4054820, 4634080, 4792060, 5271266, 5476640, 6024304, 6487712, 7530380, 7667296, 8109640, 9584120, 10542532, 12048608, 13178165, 15060760, 16219280, 19168240, 21085064, 26356330, 30121520, 32438560, 38336480, 42170128, 52712660, 60243040, 84340256, 105425320, 210850640, 421701280]

約数ペア:

[(1, 421701280), (2, 210850640), (4, 105425320), (5, 84340256), (7, 60243040), (8, 52712660), (10, 42170128), (11, 38336480), (13, 32438560), (14, 30121520), (16, 26356330), (20, 21085064), (22, 19168240), (26, 16219280), (28, 15060760), (32, 13178165), (35, 12048608), (40, 10542532), (44, 9584120), (52, 8109640), (55, 7667296), (56, 7530380), (65, 6487712), (70, 6024304), (77, 5476640), (80, 5271266), (88, 4792060), (91, 4634080), (104, 4054820), (110, 3833648), (112, 3765190), (130, 3243856), (140, 3012152), (143, 2948960), (154, 2738320), (160, 2635633), (176, 2396030), (182, 2317040), (208, 2027410), (220, 1916824), (224, 1882595), (260, 1621928), (280, 1506076), (286, 1474480), (308, 1369160), (352, 1198015), (364, 1158520), (385, 1095328), (416, 1013705), (440, 958412), (455, 926816), (520, 810964), (560, 753038), (572, 737240), (616, 684580), (715, 589792), (728, 579260), (770, 547664), (880, 479206), (910, 463408), (1001, 421280), (1040, 405482), (1120, 376519), (1144, 368620), (1232, 342290), (1430, 294896), (1456, 289630), (1540, 273832), (1760, 239603), (1820, 231704), (2002, 210640), (2080, 202741), (2288, 184310), (2464, 171145), (2633, 160160), (2860, 147448), (2912, 144815), (3080, 136916), (3640, 115852), (4004, 105320), (4576, 92155), (5005, 84256), (5266, 80080), (5720, 73724), (6160, 68458), (7280, 57926), (8008, 52660), (10010, 42128), (10532, 40040), (11440, 36862), (12320, 34229), (13165, 32032), (14560, 28963), (16016, 26330), (18431, 22880), (20020, 21064)]