259336960

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^2\times {\mathrm{383}}^1$

素因数の和:450

約数の個数: 108

約数和(自身を含む): 651071232

約数和(自身を除く): 391734272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 383, 460, 529, 640, 736, 766, 920, 1058, 1280, 1472, 1532, 1840, 1915, 2116, 2645, 2944, 3064, 3680, 3830, 4232, 5290, 5888, 6128, 7360, 7660, 8464, 8809, 10580, 12256, 14720, 15320, 16928, 17618, 21160, 24512, 29440, 30640, 33856, 35236, 42320, 44045, 49024, 61280, 67712, 70472, 84640, 88090, 98048, 122560, 135424, 140944, 169280, 176180, 202607, 245120, 281888, 338560, 352360, 405214, 490240, 563776, 677120, 704720, 810428, 1013035, 1127552, 1409440, 1620856, 2026070, 2255104, 2818880, 3241712, 4052140, 5637760, 6483424, 8104280, 11275520, 12966848, 16208560, 25933696, 32417120, 51867392, 64834240, 129668480, 259336960]

約数ペア:

[(1, 259336960), (2, 129668480), (4, 64834240), (5, 51867392), (8, 32417120), (10, 25933696), (16, 16208560), (20, 12966848), (23, 11275520), (32, 8104280), (40, 6483424), (46, 5637760), (64, 4052140), (80, 3241712), (92, 2818880), (115, 2255104), (128, 2026070), (160, 1620856), (184, 1409440), (230, 1127552), (256, 1013035), (320, 810428), (368, 704720), (383, 677120), (460, 563776), (529, 490240), (640, 405214), (736, 352360), (766, 338560), (920, 281888), (1058, 245120), (1280, 202607), (1472, 176180), (1532, 169280), (1840, 140944), (1915, 135424), (2116, 122560), (2645, 98048), (2944, 88090), (3064, 84640), (3680, 70472), (3830, 67712), (4232, 61280), (5290, 49024), (5888, 44045), (6128, 42320), (7360, 35236), (7660, 33856), (8464, 30640), (8809, 29440), (10580, 24512), (12256, 21160), (14720, 17618), (15320, 16928)]