208988640

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{6911}}^1$

素因数の和:6942

約数の個数: 192

約数和(自身を含む): 836075520

約数和(自身を除く): 627086880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 6911, 7560, 10080, 13822, 15120, 20733, 27644, 30240, 34555, 41466, 48377, 55288, 62199, 69110, 82932, 96754, 103665, 110576, 124398, 138220, 145131, 165864, 186597, 193508, 207330, 221152, 241885, 248796, 276440, 290262, 310995, 331728, 373194, 387016, 414660, 435393, 483770, 497592, 552880, 580524, 621990, 663456, 725655, 746388, 774032, 829320, 870786, 932985, 967540, 995184, 1105760, 1161048, 1243980, 1306179, 1451310, 1492776, 1548064, 1658640, 1741572, 1865970, 1935080, 1990368, 2176965, 2322096, 2487960, 2612358, 2902620, 2985552, 3317280, 3483144, 3731940, 3870160, 4353930, 4644192, 4975920, 5224716, 5805240, 5971104, 6530895, 6966288, 7463880, 7740320, 8707860, 9951840, 10449432, 11610480, 13061790, 13932576, 14927760, 17415720, 20898864, 23220960, 26123580, 29855520, 34831440, 41797728, 52247160, 69662880, 104494320, 208988640]

約数ペア:

[(1, 208988640), (2, 104494320), (3, 69662880), (4, 52247160), (5, 41797728), (6, 34831440), (7, 29855520), (8, 26123580), (9, 23220960), (10, 20898864), (12, 17415720), (14, 14927760), (15, 13932576), (16, 13061790), (18, 11610480), (20, 10449432), (21, 9951840), (24, 8707860), (27, 7740320), (28, 7463880), (30, 6966288), (32, 6530895), (35, 5971104), (36, 5805240), (40, 5224716), (42, 4975920), (45, 4644192), (48, 4353930), (54, 3870160), (56, 3731940), (60, 3483144), (63, 3317280), (70, 2985552), (72, 2902620), (80, 2612358), (84, 2487960), (90, 2322096), (96, 2176965), (105, 1990368), (108, 1935080), (112, 1865970), (120, 1741572), (126, 1658640), (135, 1548064), (140, 1492776), (144, 1451310), (160, 1306179), (168, 1243980), (180, 1161048), (189, 1105760), (210, 995184), (216, 967540), (224, 932985), (240, 870786), (252, 829320), (270, 774032), (280, 746388), (288, 725655), (315, 663456), (336, 621990), (360, 580524), (378, 552880), (420, 497592), (432, 483770), (480, 435393), (504, 414660), (540, 387016), (560, 373194), (630, 331728), (672, 310995), (720, 290262), (756, 276440), (840, 248796), (864, 241885), (945, 221152), (1008, 207330), (1080, 193508), (1120, 186597), (1260, 165864), (1440, 145131), (1512, 138220), (1680, 124398), (1890, 110576), (2016, 103665), (2160, 96754), (2520, 82932), (3024, 69110), (3360, 62199), (3780, 55288), (4320, 48377), (5040, 41466), (6048, 34555), (6911, 30240), (7560, 27644), (10080, 20733), (13822, 15120)]