217215600

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1408

約数の個数: 240

約数和(自身を含む): 837684480

約数和(自身を除く): 620468880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 25, 28, 30, 35, 38, 40, 42, 48, 50, 56, 57, 60, 70, 75, 76, 80, 84, 95, 100, 105, 112, 114, 120, 133, 140, 150, 152, 168, 175, 190, 200, 210, 228, 240, 266, 280, 285, 300, 304, 336, 350, 380, 399, 400, 420, 456, 475, 525, 532, 560, 570, 600, 665, 700, 760, 798, 840, 912, 950, 1050, 1064, 1140, 1200, 1330, 1361, 1400, 1425, 1520, 1596, 1680, 1900, 1995, 2100, 2128, 2280, 2660, 2722, 2800, 2850, 3192, 3325, 3800, 3990, 4083, 4200, 4560, 5320, 5444, 5700, 6384, 6650, 6805, 7600, 7980, 8166, 8400, 9527, 9975, 10640, 10888, 11400, 13300, 13610, 15960, 16332, 19054, 19950, 20415, 21776, 22800, 25859, 26600, 27220, 28581, 31920, 32664, 34025, 38108, 39900, 40830, 47635, 51718, 53200, 54440, 57162, 65328, 68050, 76216, 77577, 79800, 81660, 95270, 102075, 103436, 108880, 114324, 129295, 136100, 142905, 152432, 155154, 159600, 163320, 181013, 190540, 204150, 206872, 228648, 238175, 258590, 272200, 285810, 310308, 326640, 362026, 381080, 387885, 408300, 413744, 457296, 476350, 517180, 543039, 544400, 571620, 620616, 646475, 714525, 724052, 762160, 775770, 816600, 905065, 952700, 1034360, 1086078, 1143240, 1241232, 1292950, 1429050, 1448104, 1551540, 1633200, 1810130, 1905400, 1939425, 2068720, 2172156, 2286480, 2585900, 2715195, 2858100, 2896208, 3103080, 3620260, 3810800, 3878850, 4344312, 4525325, 5171800, 5430390, 5716200, 6206160, 7240520, 7757700, 8688624, 9050650, 10343600, 10860780, 11432400, 13575975, 14481040, 15515400, 18101300, 21721560, 27151950, 31030800, 36202600, 43443120, 54303900, 72405200, 108607800, 217215600]

約数ペア:

[(1, 217215600), (2, 108607800), (3, 72405200), (4, 54303900), (5, 43443120), (6, 36202600), (7, 31030800), (8, 27151950), (10, 21721560), (12, 18101300), (14, 15515400), (15, 14481040), (16, 13575975), (19, 11432400), (20, 10860780), (21, 10343600), (24, 9050650), (25, 8688624), (28, 7757700), (30, 7240520), (35, 6206160), (38, 5716200), (40, 5430390), (42, 5171800), (48, 4525325), (50, 4344312), (56, 3878850), (57, 3810800), (60, 3620260), (70, 3103080), (75, 2896208), (76, 2858100), (80, 2715195), (84, 2585900), (95, 2286480), (100, 2172156), (105, 2068720), (112, 1939425), (114, 1905400), (120, 1810130), (133, 1633200), (140, 1551540), (150, 1448104), (152, 1429050), (168, 1292950), (175, 1241232), (190, 1143240), (200, 1086078), (210, 1034360), (228, 952700), (240, 905065), (266, 816600), (280, 775770), (285, 762160), (300, 724052), (304, 714525), (336, 646475), (350, 620616), (380, 571620), (399, 544400), (400, 543039), (420, 517180), (456, 476350), (475, 457296), (525, 413744), (532, 408300), (560, 387885), (570, 381080), (600, 362026), (665, 326640), (700, 310308), (760, 285810), (798, 272200), (840, 258590), (912, 238175), (950, 228648), (1050, 206872), (1064, 204150), (1140, 190540), (1200, 181013), (1330, 163320), (1361, 159600), (1400, 155154), (1425, 152432), (1520, 142905), (1596, 136100), (1680, 129295), (1900, 114324), (1995, 108880), (2100, 103436), (2128, 102075), (2280, 95270), (2660, 81660), (2722, 79800), (2800, 77577), (2850, 76216), (3192, 68050), (3325, 65328), (3800, 57162), (3990, 54440), (4083, 53200), (4200, 51718), (4560, 47635), (5320, 40830), (5444, 39900), (5700, 38108), (6384, 34025), (6650, 32664), (6805, 31920), (7600, 28581), (7980, 27220), (8166, 26600), (8400, 25859), (9527, 22800), (9975, 21776), (10640, 20415), (10888, 19950), (11400, 19054), (13300, 16332), (13610, 15960)]