5441280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:146

約数の個数: 144

約数和(自身を含む): 18886560

約数和(自身を除く): 13445280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 109, 120, 128, 130, 156, 160, 192, 195, 208, 218, 240, 256, 260, 312, 320, 327, 384, 390, 416, 436, 480, 520, 545, 624, 640, 654, 768, 780, 832, 872, 960, 1040, 1090, 1248, 1280, 1308, 1417, 1560, 1635, 1664, 1744, 1920, 2080, 2180, 2496, 2616, 2834, 3120, 3270, 3328, 3488, 3840, 4160, 4251, 4360, 4992, 5232, 5668, 6240, 6540, 6976, 7085, 8320, 8502, 8720, 9984, 10464, 11336, 12480, 13080, 13952, 14170, 16640, 17004, 17440, 20928, 21255, 22672, 24960, 26160, 27904, 28340, 34008, 34880, 41856, 42510, 45344, 49920, 52320, 56680, 68016, 69760, 83712, 85020, 90688, 104640, 113360, 136032, 139520, 170040, 181376, 209280, 226720, 272064, 340080, 362752, 418560, 453440, 544128, 680160, 906880, 1088256, 1360320, 1813760, 2720640, 5441280]

約数ペア:

[(1, 5441280), (2, 2720640), (3, 1813760), (4, 1360320), (5, 1088256), (6, 906880), (8, 680160), (10, 544128), (12, 453440), (13, 418560), (15, 362752), (16, 340080), (20, 272064), (24, 226720), (26, 209280), (30, 181376), (32, 170040), (39, 139520), (40, 136032), (48, 113360), (52, 104640), (60, 90688), (64, 85020), (65, 83712), (78, 69760), (80, 68016), (96, 56680), (104, 52320), (109, 49920), (120, 45344), (128, 42510), (130, 41856), (156, 34880), (160, 34008), (192, 28340), (195, 27904), (208, 26160), (218, 24960), (240, 22672), (256, 21255), (260, 20928), (312, 17440), (320, 17004), (327, 16640), (384, 14170), (390, 13952), (416, 13080), (436, 12480), (480, 11336), (520, 10464), (545, 9984), (624, 8720), (640, 8502), (654, 8320), (768, 7085), (780, 6976), (832, 6540), (872, 6240), (960, 5668), (1040, 5232), (1090, 4992), (1248, 4360), (1280, 4251), (1308, 4160), (1417, 3840), (1560, 3488), (1635, 3328), (1664, 3270), (1744, 3120), (1920, 2834), (2080, 2616), (2180, 2496)]