268747920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{53323}}^1$

素因数の和:53349

約数の個数: 120

約数和(自身を含む): 1031499456

約数和(自身を除く): 762751536

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, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 53323, 106646, 159969, 213292, 266615, 319938, 373261, 426584, 479907, 533230, 639876, 746522, 799845, 853168, 959814, 1066460, 1119783, 1279752, 1493044, 1599690, 1866305, 1919628, 2132920, 2239566, 2399535, 2559504, 2986088, 3199380, 3359349, 3732610, 3839256, 4265840, 4479132, 4799070, 5598915, 5972176, 6398760, 6718698, 7465220, 7678512, 8958264, 9598140, 11197830, 12797520, 13437396, 14930440, 16796745, 17916528, 19196280, 22395660, 26874792, 29860880, 33593490, 38392560, 44791320, 53749584, 67186980, 89582640, 134373960, 268747920]

約数ペア:

[(1, 268747920), (2, 134373960), (3, 89582640), (4, 67186980), (5, 53749584), (6, 44791320), (7, 38392560), (8, 33593490), (9, 29860880), (10, 26874792), (12, 22395660), (14, 19196280), (15, 17916528), (16, 16796745), (18, 14930440), (20, 13437396), (21, 12797520), (24, 11197830), (28, 9598140), (30, 8958264), (35, 7678512), (36, 7465220), (40, 6718698), (42, 6398760), (45, 5972176), (48, 5598915), (56, 4799070), (60, 4479132), (63, 4265840), (70, 3839256), (72, 3732610), (80, 3359349), (84, 3199380), (90, 2986088), (105, 2559504), (112, 2399535), (120, 2239566), (126, 2132920), (140, 1919628), (144, 1866305), (168, 1599690), (180, 1493044), (210, 1279752), (240, 1119783), (252, 1066460), (280, 959814), (315, 853168), (336, 799845), (360, 746522), (420, 639876), (504, 533230), (560, 479907), (630, 426584), (720, 373261), (840, 319938), (1008, 266615), (1260, 213292), (1680, 159969), (2520, 106646), (5040, 53323)]