145720960

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2957}}^1$

素因数の和:2994

約数の個数: 128

約数和(自身を含む): 434471040

約数和(自身を除く): 288750080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 640, 704, 770, 880, 896, 1120, 1232, 1408, 1540, 1760, 2240, 2464, 2957, 3080, 3520, 4480, 4928, 5914, 6160, 7040, 9856, 11828, 12320, 14785, 20699, 23656, 24640, 29570, 32527, 41398, 47312, 49280, 59140, 65054, 82796, 94624, 103495, 118280, 130108, 162635, 165592, 189248, 206990, 227689, 236560, 260216, 325270, 331184, 378496, 413980, 455378, 473120, 520432, 650540, 662368, 827960, 910756, 946240, 1040864, 1138445, 1301080, 1324736, 1655920, 1821512, 1892480, 2081728, 2276890, 2602160, 2649472, 3311840, 3643024, 4163456, 4553780, 5204320, 6623680, 7286048, 9107560, 10408640, 13247360, 14572096, 18215120, 20817280, 29144192, 36430240, 72860480, 145720960]

約数ペア:

[(1, 145720960), (2, 72860480), (4, 36430240), (5, 29144192), (7, 20817280), (8, 18215120), (10, 14572096), (11, 13247360), (14, 10408640), (16, 9107560), (20, 7286048), (22, 6623680), (28, 5204320), (32, 4553780), (35, 4163456), (40, 3643024), (44, 3311840), (55, 2649472), (56, 2602160), (64, 2276890), (70, 2081728), (77, 1892480), (80, 1821512), (88, 1655920), (110, 1324736), (112, 1301080), (128, 1138445), (140, 1040864), (154, 946240), (160, 910756), (176, 827960), (220, 662368), (224, 650540), (280, 520432), (308, 473120), (320, 455378), (352, 413980), (385, 378496), (440, 331184), (448, 325270), (560, 260216), (616, 236560), (640, 227689), (704, 206990), (770, 189248), (880, 165592), (896, 162635), (1120, 130108), (1232, 118280), (1408, 103495), (1540, 94624), (1760, 82796), (2240, 65054), (2464, 59140), (2957, 49280), (3080, 47312), (3520, 41398), (4480, 32527), (4928, 29570), (5914, 24640), (6160, 23656), (7040, 20699), (9856, 14785), (11828, 12320)]