1262319040

素因数分解:

$2^6\times 5^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:582

約数の個数: 112

約数和(自身を含む): 3072384000

約数和(自身を除く): 1810064960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 127, 160, 178, 254, 320, 349, 356, 445, 508, 635, 698, 712, 890, 1016, 1270, 1396, 1424, 1745, 1780, 2032, 2540, 2792, 2848, 3490, 3560, 4064, 5080, 5584, 5696, 6980, 7120, 8128, 10160, 11168, 11303, 13960, 14240, 20320, 22336, 22606, 27920, 28480, 31061, 40640, 44323, 45212, 55840, 56515, 62122, 88646, 90424, 111680, 113030, 124244, 155305, 177292, 180848, 221615, 226060, 248488, 310610, 354584, 361696, 443230, 452120, 496976, 621220, 709168, 723392, 886460, 904240, 993952, 1242440, 1418336, 1772920, 1808480, 1987904, 2484880, 2836672, 3545840, 3616960, 3944747, 4969760, 7091680, 7889494, 9939520, 14183360, 15778988, 19723735, 31557976, 39447470, 63115952, 78894940, 126231904, 157789880, 252463808, 315579760, 631159520, 1262319040]

約数ペア:

[(1, 1262319040), (2, 631159520), (4, 315579760), (5, 252463808), (8, 157789880), (10, 126231904), (16, 78894940), (20, 63115952), (32, 39447470), (40, 31557976), (64, 19723735), (80, 15778988), (89, 14183360), (127, 9939520), (160, 7889494), (178, 7091680), (254, 4969760), (320, 3944747), (349, 3616960), (356, 3545840), (445, 2836672), (508, 2484880), (635, 1987904), (698, 1808480), (712, 1772920), (890, 1418336), (1016, 1242440), (1270, 993952), (1396, 904240), (1424, 886460), (1745, 723392), (1780, 709168), (2032, 621220), (2540, 496976), (2792, 452120), (2848, 443230), (3490, 361696), (3560, 354584), (4064, 310610), (5080, 248488), (5584, 226060), (5696, 221615), (6980, 180848), (7120, 177292), (8128, 155305), (10160, 124244), (11168, 113030), (11303, 111680), (13960, 90424), (14240, 88646), (20320, 62122), (22336, 56515), (22606, 55840), (27920, 45212), (28480, 44323), (31061, 40640)]