201800200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 192

約数和(自身を含む): 581212800

約数和(自身を除く): 379412600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 34, 35, 40, 50, 56, 61, 68, 70, 85, 100, 119, 122, 136, 139, 140, 170, 175, 200, 238, 244, 278, 280, 305, 340, 350, 425, 427, 476, 488, 556, 595, 610, 680, 695, 700, 850, 854, 952, 973, 1037, 1112, 1190, 1220, 1390, 1400, 1525, 1700, 1708, 1946, 2074, 2135, 2363, 2380, 2440, 2780, 2975, 3050, 3400, 3416, 3475, 3892, 4148, 4270, 4726, 4760, 4865, 5185, 5560, 5950, 6100, 6950, 7259, 7784, 8296, 8479, 8540, 9452, 9730, 10370, 10675, 11815, 11900, 12200, 13900, 14518, 16541, 16958, 17080, 18904, 19460, 20740, 21350, 23630, 23800, 24325, 25925, 27800, 29036, 33082, 33916, 36295, 38920, 41480, 42395, 42700, 47260, 48650, 51850, 58072, 59075, 59353, 66164, 67832, 72590, 82705, 84790, 85400, 94520, 97300, 103700, 118150, 118706, 132328, 144143, 145180, 165410, 169580, 181475, 194600, 207400, 211975, 236300, 237412, 288286, 290360, 296765, 330820, 339160, 362950, 413525, 423950, 472600, 474824, 576572, 593530, 661640, 720715, 725900, 827050, 847900, 1009001, 1153144, 1187060, 1441430, 1451800, 1483825, 1654100, 1695800, 2018002, 2374120, 2882860, 2967650, 3308200, 3603575, 4036004, 5045005, 5765720, 5935300, 7207150, 8072008, 10090010, 11870600, 14414300, 20180020, 25225025, 28828600, 40360040, 50450050, 100900100, 201800200]

約数ペア:

[(1, 201800200), (2, 100900100), (4, 50450050), (5, 40360040), (7, 28828600), (8, 25225025), (10, 20180020), (14, 14414300), (17, 11870600), (20, 10090010), (25, 8072008), (28, 7207150), (34, 5935300), (35, 5765720), (40, 5045005), (50, 4036004), (56, 3603575), (61, 3308200), (68, 2967650), (70, 2882860), (85, 2374120), (100, 2018002), (119, 1695800), (122, 1654100), (136, 1483825), (139, 1451800), (140, 1441430), (170, 1187060), (175, 1153144), (200, 1009001), (238, 847900), (244, 827050), (278, 725900), (280, 720715), (305, 661640), (340, 593530), (350, 576572), (425, 474824), (427, 472600), (476, 423950), (488, 413525), (556, 362950), (595, 339160), (610, 330820), (680, 296765), (695, 290360), (700, 288286), (850, 237412), (854, 236300), (952, 211975), (973, 207400), (1037, 194600), (1112, 181475), (1190, 169580), (1220, 165410), (1390, 145180), (1400, 144143), (1525, 132328), (1700, 118706), (1708, 118150), (1946, 103700), (2074, 97300), (2135, 94520), (2363, 85400), (2380, 84790), (2440, 82705), (2780, 72590), (2975, 67832), (3050, 66164), (3400, 59353), (3416, 59075), (3475, 58072), (3892, 51850), (4148, 48650), (4270, 47260), (4726, 42700), (4760, 42395), (4865, 41480), (5185, 38920), (5560, 36295), (5950, 33916), (6100, 33082), (6950, 29036), (7259, 27800), (7784, 25925), (8296, 24325), (8479, 23800), (8540, 23630), (9452, 21350), (9730, 20740), (10370, 19460), (10675, 18904), (11815, 17080), (11900, 16958), (12200, 16541), (13900, 14518)]