217433880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{353}}^1$

素因数の和:458

約数の個数: 192

約数和(自身を含む): 745524000

約数和(自身を除く): 528090120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 59, 60, 72, 87, 90, 116, 118, 120, 145, 174, 177, 180, 232, 236, 261, 290, 295, 348, 353, 354, 360, 435, 472, 522, 531, 580, 590, 696, 706, 708, 870, 885, 1044, 1059, 1062, 1160, 1180, 1305, 1412, 1416, 1711, 1740, 1765, 1770, 2088, 2118, 2124, 2360, 2610, 2655, 2824, 3177, 3422, 3480, 3530, 3540, 4236, 4248, 5133, 5220, 5295, 5310, 6354, 6844, 7060, 7080, 8472, 8555, 10237, 10266, 10440, 10590, 10620, 12708, 13688, 14120, 15399, 15885, 17110, 20474, 20532, 20827, 21180, 21240, 25416, 25665, 30711, 30798, 31770, 34220, 40948, 41064, 41654, 42360, 51185, 51330, 61422, 61596, 62481, 63540, 68440, 76995, 81896, 83308, 92133, 102370, 102660, 104135, 122844, 123192, 124962, 127080, 153555, 153990, 166616, 184266, 187443, 204740, 205320, 208270, 245688, 249924, 307110, 307980, 312405, 368532, 374886, 409480, 416540, 460665, 499848, 603983, 614220, 615960, 624810, 737064, 749772, 833080, 921330, 937215, 1207966, 1228440, 1249620, 1499544, 1811949, 1842660, 1874430, 2415932, 2499240, 3019915, 3623898, 3685320, 3748860, 4831864, 5435847, 6039830, 7247796, 7497720, 9059745, 10871694, 12079660, 14495592, 18119490, 21743388, 24159320, 27179235, 36238980, 43486776, 54358470, 72477960, 108716940, 217433880]

約数ペア:

[(1, 217433880), (2, 108716940), (3, 72477960), (4, 54358470), (5, 43486776), (6, 36238980), (8, 27179235), (9, 24159320), (10, 21743388), (12, 18119490), (15, 14495592), (18, 12079660), (20, 10871694), (24, 9059745), (29, 7497720), (30, 7247796), (36, 6039830), (40, 5435847), (45, 4831864), (58, 3748860), (59, 3685320), (60, 3623898), (72, 3019915), (87, 2499240), (90, 2415932), (116, 1874430), (118, 1842660), (120, 1811949), (145, 1499544), (174, 1249620), (177, 1228440), (180, 1207966), (232, 937215), (236, 921330), (261, 833080), (290, 749772), (295, 737064), (348, 624810), (353, 615960), (354, 614220), (360, 603983), (435, 499848), (472, 460665), (522, 416540), (531, 409480), (580, 374886), (590, 368532), (696, 312405), (706, 307980), (708, 307110), (870, 249924), (885, 245688), (1044, 208270), (1059, 205320), (1062, 204740), (1160, 187443), (1180, 184266), (1305, 166616), (1412, 153990), (1416, 153555), (1711, 127080), (1740, 124962), (1765, 123192), (1770, 122844), (2088, 104135), (2118, 102660), (2124, 102370), (2360, 92133), (2610, 83308), (2655, 81896), (2824, 76995), (3177, 68440), (3422, 63540), (3480, 62481), (3530, 61596), (3540, 61422), (4236, 51330), (4248, 51185), (5133, 42360), (5220, 41654), (5295, 41064), (5310, 40948), (6354, 34220), (6844, 31770), (7060, 30798), (7080, 30711), (8472, 25665), (8555, 25416), (10237, 21240), (10266, 21180), (10440, 20827), (10590, 20532), (10620, 20474), (12708, 17110), (13688, 15885), (14120, 15399)]