197683920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1$

素因数の和:730

約数の個数: 240

約数和(自身を含む): 772367232

約数和(自身を除く): 574683312

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 61, 63, 70, 72, 80, 84, 90, 105, 112, 120, 122, 126, 140, 144, 168, 180, 183, 210, 240, 244, 252, 280, 305, 315, 336, 360, 366, 420, 427, 488, 504, 549, 560, 610, 630, 643, 720, 732, 840, 854, 915, 976, 1008, 1098, 1220, 1260, 1281, 1286, 1464, 1680, 1708, 1830, 1929, 2135, 2196, 2440, 2520, 2562, 2572, 2745, 2928, 3215, 3416, 3660, 3843, 3858, 4270, 4392, 4501, 4880, 5040, 5124, 5144, 5490, 5787, 6405, 6430, 6832, 7320, 7686, 7716, 8540, 8784, 9002, 9645, 10248, 10288, 10980, 11574, 12810, 12860, 13503, 14640, 15372, 15432, 17080, 18004, 19215, 19290, 20496, 21960, 22505, 23148, 25620, 25720, 27006, 28935, 30744, 30864, 34160, 36008, 38430, 38580, 39223, 40509, 43920, 45010, 46296, 51240, 51440, 54012, 57870, 61488, 67515, 72016, 76860, 77160, 78446, 81018, 90020, 92592, 102480, 108024, 115740, 117669, 135030, 153720, 154320, 156892, 162036, 180040, 196115, 202545, 216048, 231480, 235338, 270060, 274561, 307440, 313784, 324072, 353007, 360080, 392230, 405090, 462960, 470676, 540120, 549122, 588345, 627568, 648144, 706014, 784460, 810180, 823683, 941352, 1080240, 1098244, 1176690, 1372805, 1412028, 1568920, 1620360, 1647366, 1765035, 1882704, 2196488, 2353380, 2471049, 2745610, 2824056, 3137840, 3240720, 3294732, 3530070, 4118415, 4392976, 4706760, 4942098, 5491220, 5648112, 6589464, 7060140, 8236830, 9413520, 9884196, 10982440, 12355245, 13178928, 14120280, 16473660, 19768392, 21964880, 24710490, 28240560, 32947320, 39536784, 49420980, 65894640, 98841960, 197683920]

約数ペア:

[(1, 197683920), (2, 98841960), (3, 65894640), (4, 49420980), (5, 39536784), (6, 32947320), (7, 28240560), (8, 24710490), (9, 21964880), (10, 19768392), (12, 16473660), (14, 14120280), (15, 13178928), (16, 12355245), (18, 10982440), (20, 9884196), (21, 9413520), (24, 8236830), (28, 7060140), (30, 6589464), (35, 5648112), (36, 5491220), (40, 4942098), (42, 4706760), (45, 4392976), (48, 4118415), (56, 3530070), (60, 3294732), (61, 3240720), (63, 3137840), (70, 2824056), (72, 2745610), (80, 2471049), (84, 2353380), (90, 2196488), (105, 1882704), (112, 1765035), (120, 1647366), (122, 1620360), (126, 1568920), (140, 1412028), (144, 1372805), (168, 1176690), (180, 1098244), (183, 1080240), (210, 941352), (240, 823683), (244, 810180), (252, 784460), (280, 706014), (305, 648144), (315, 627568), (336, 588345), (360, 549122), (366, 540120), (420, 470676), (427, 462960), (488, 405090), (504, 392230), (549, 360080), (560, 353007), (610, 324072), (630, 313784), (643, 307440), (720, 274561), (732, 270060), (840, 235338), (854, 231480), (915, 216048), (976, 202545), (1008, 196115), (1098, 180040), (1220, 162036), (1260, 156892), (1281, 154320), (1286, 153720), (1464, 135030), (1680, 117669), (1708, 115740), (1830, 108024), (1929, 102480), (2135, 92592), (2196, 90020), (2440, 81018), (2520, 78446), (2562, 77160), (2572, 76860), (2745, 72016), (2928, 67515), (3215, 61488), (3416, 57870), (3660, 54012), (3843, 51440), (3858, 51240), (4270, 46296), (4392, 45010), (4501, 43920), (4880, 40509), (5040, 39223), (5124, 38580), (5144, 38430), (5490, 36008), (5787, 34160), (6405, 30864), (6430, 30744), (6832, 28935), (7320, 27006), (7686, 25720), (7716, 25620), (8540, 23148), (8784, 22505), (9002, 21960), (9645, 20496), (10248, 19290), (10288, 19215), (10980, 18004), (11574, 17080), (12810, 15432), (12860, 15372), (13503, 14640)]