561948840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{691}}^1$

素因数の和:965

約数の個数: 160

約数和(自身を含む): 1899041760

約数和(自身を除く): 1337092920

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, 108, 120, 135, 162, 180, 216, 251, 270, 324, 360, 405, 502, 540, 648, 691, 753, 810, 1004, 1080, 1255, 1382, 1506, 1620, 2008, 2073, 2259, 2510, 2764, 3012, 3240, 3455, 3765, 4146, 4518, 5020, 5528, 6024, 6219, 6777, 6910, 7530, 8292, 9036, 10040, 10365, 11295, 12438, 13554, 13820, 15060, 16584, 18072, 18657, 20331, 20730, 22590, 24876, 27108, 27640, 30120, 31095, 33885, 37314, 40662, 41460, 45180, 49752, 54216, 55971, 62190, 67770, 74628, 81324, 82920, 90360, 93285, 101655, 111942, 124380, 135540, 149256, 162648, 173441, 186570, 203310, 223884, 248760, 271080, 279855, 346882, 373140, 406620, 447768, 520323, 559710, 693764, 746280, 813240, 867205, 1040646, 1119420, 1387528, 1560969, 1734410, 2081292, 2238840, 2601615, 3121938, 3468820, 4162584, 4682907, 5203230, 6243876, 6937640, 7804845, 9365814, 10406460, 12487752, 14048721, 15609690, 18731628, 20812920, 23414535, 28097442, 31219380, 37463256, 46829070, 56194884, 62438760, 70243605, 93658140, 112389768, 140487210, 187316280, 280974420, 561948840]

約数ペア:

[(1, 561948840), (2, 280974420), (3, 187316280), (4, 140487210), (5, 112389768), (6, 93658140), (8, 70243605), (9, 62438760), (10, 56194884), (12, 46829070), (15, 37463256), (18, 31219380), (20, 28097442), (24, 23414535), (27, 20812920), (30, 18731628), (36, 15609690), (40, 14048721), (45, 12487752), (54, 10406460), (60, 9365814), (72, 7804845), (81, 6937640), (90, 6243876), (108, 5203230), (120, 4682907), (135, 4162584), (162, 3468820), (180, 3121938), (216, 2601615), (251, 2238840), (270, 2081292), (324, 1734410), (360, 1560969), (405, 1387528), (502, 1119420), (540, 1040646), (648, 867205), (691, 813240), (753, 746280), (810, 693764), (1004, 559710), (1080, 520323), (1255, 447768), (1382, 406620), (1506, 373140), (1620, 346882), (2008, 279855), (2073, 271080), (2259, 248760), (2510, 223884), (2764, 203310), (3012, 186570), (3240, 173441), (3455, 162648), (3765, 149256), (4146, 135540), (4518, 124380), (5020, 111942), (5528, 101655), (6024, 93285), (6219, 90360), (6777, 82920), (6910, 81324), (7530, 74628), (8292, 67770), (9036, 62190), (10040, 55971), (10365, 54216), (11295, 49752), (12438, 45180), (13554, 41460), (13820, 40662), (15060, 37314), (16584, 33885), (18072, 31095), (18657, 30120), (20331, 27640), (20730, 27108), (22590, 24876)]