217167480

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{691}}^1$

素因数の和:811

約数の個数: 160

約数和(自身を含む): 738516240

約数和(自身を除く): 521348760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 97, 108, 120, 135, 162, 180, 194, 216, 270, 291, 324, 360, 388, 405, 485, 540, 582, 648, 691, 776, 810, 873, 970, 1080, 1164, 1382, 1455, 1620, 1746, 1940, 2073, 2328, 2619, 2764, 2910, 3240, 3455, 3492, 3880, 4146, 4365, 5238, 5528, 5820, 6219, 6910, 6984, 7857, 8292, 8730, 10365, 10476, 11640, 12438, 13095, 13820, 15714, 16584, 17460, 18657, 20730, 20952, 24876, 26190, 27640, 31095, 31428, 34920, 37314, 39285, 41460, 49752, 52380, 55971, 62190, 62856, 67027, 74628, 78570, 82920, 93285, 104760, 111942, 124380, 134054, 149256, 157140, 186570, 201081, 223884, 248760, 268108, 279855, 314280, 335135, 373140, 402162, 447768, 536216, 559710, 603243, 670270, 746280, 804324, 1005405, 1119420, 1206486, 1340540, 1608648, 1809729, 2010810, 2238840, 2412972, 2681080, 3016215, 3619458, 4021620, 4825944, 5429187, 6032430, 7238916, 8043240, 9048645, 10858374, 12064860, 14477832, 18097290, 21716748, 24129720, 27145935, 36194580, 43433496, 54291870, 72389160, 108583740, 217167480]

約数ペア:

[(1, 217167480), (2, 108583740), (3, 72389160), (4, 54291870), (5, 43433496), (6, 36194580), (8, 27145935), (9, 24129720), (10, 21716748), (12, 18097290), (15, 14477832), (18, 12064860), (20, 10858374), (24, 9048645), (27, 8043240), (30, 7238916), (36, 6032430), (40, 5429187), (45, 4825944), (54, 4021620), (60, 3619458), (72, 3016215), (81, 2681080), (90, 2412972), (97, 2238840), (108, 2010810), (120, 1809729), (135, 1608648), (162, 1340540), (180, 1206486), (194, 1119420), (216, 1005405), (270, 804324), (291, 746280), (324, 670270), (360, 603243), (388, 559710), (405, 536216), (485, 447768), (540, 402162), (582, 373140), (648, 335135), (691, 314280), (776, 279855), (810, 268108), (873, 248760), (970, 223884), (1080, 201081), (1164, 186570), (1382, 157140), (1455, 149256), (1620, 134054), (1746, 124380), (1940, 111942), (2073, 104760), (2328, 93285), (2619, 82920), (2764, 78570), (2910, 74628), (3240, 67027), (3455, 62856), (3492, 62190), (3880, 55971), (4146, 52380), (4365, 49752), (5238, 41460), (5528, 39285), (5820, 37314), (6219, 34920), (6910, 31428), (6984, 31095), (7857, 27640), (8292, 26190), (8730, 24876), (10365, 20952), (10476, 20730), (11640, 18657), (12438, 17460), (13095, 16584), (13820, 15714)]