670579280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{70439}}^1$

素因数の和:70476

約数の個数: 80

約数和(自身を含む): 1886664960

約数和(自身を除く): 1216085680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 9520, 70439, 140878, 281756, 352195, 493073, 563512, 704390, 986146, 1127024, 1197463, 1408780, 1972292, 2394926, 2465365, 2817560, 3944584, 4789852, 4930730, 5635120, 5987315, 7889168, 8382241, 9579704, 9861460, 11974630, 16764482, 19159408, 19722920, 23949260, 33528964, 39445840, 41911205, 47898520, 67057928, 83822410, 95797040, 134115856, 167644820, 335289640, 670579280]

約数ペア:

[(1, 670579280), (2, 335289640), (4, 167644820), (5, 134115856), (7, 95797040), (8, 83822410), (10, 67057928), (14, 47898520), (16, 41911205), (17, 39445840), (20, 33528964), (28, 23949260), (34, 19722920), (35, 19159408), (40, 16764482), (56, 11974630), (68, 9861460), (70, 9579704), (80, 8382241), (85, 7889168), (112, 5987315), (119, 5635120), (136, 4930730), (140, 4789852), (170, 3944584), (238, 2817560), (272, 2465365), (280, 2394926), (340, 1972292), (476, 1408780), (560, 1197463), (595, 1127024), (680, 986146), (952, 704390), (1190, 563512), (1360, 493073), (1904, 352195), (2380, 281756), (4760, 140878), (9520, 70439)]