397357440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{593}}^1$

素因数の和:964

約数の個数: 128

約数和(自身を含む): 1272348000

約数和(自身を除く): 874990560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 349, 384, 480, 593, 640, 698, 960, 1047, 1186, 1396, 1745, 1779, 1920, 2094, 2372, 2792, 2965, 3490, 3558, 4188, 4744, 5235, 5584, 5930, 6980, 7116, 8376, 8895, 9488, 10470, 11168, 11860, 13960, 14232, 16752, 17790, 18976, 20940, 22336, 23720, 27920, 28464, 33504, 35580, 37952, 41880, 44672, 47440, 55840, 56928, 67008, 71160, 75904, 83760, 94880, 111680, 113856, 134016, 142320, 167520, 189760, 206957, 223360, 227712, 284640, 335040, 379520, 413914, 569280, 620871, 670080, 827828, 1034785, 1138560, 1241742, 1655656, 2069570, 2483484, 3104355, 3311312, 4139140, 4966968, 6208710, 6622624, 8278280, 9933936, 12417420, 13245248, 16556560, 19867872, 24834840, 26490496, 33113120, 39735744, 49669680, 66226240, 79471488, 99339360, 132452480, 198678720, 397357440]

約数ペア:

[(1, 397357440), (2, 198678720), (3, 132452480), (4, 99339360), (5, 79471488), (6, 66226240), (8, 49669680), (10, 39735744), (12, 33113120), (15, 26490496), (16, 24834840), (20, 19867872), (24, 16556560), (30, 13245248), (32, 12417420), (40, 9933936), (48, 8278280), (60, 6622624), (64, 6208710), (80, 4966968), (96, 4139140), (120, 3311312), (128, 3104355), (160, 2483484), (192, 2069570), (240, 1655656), (320, 1241742), (349, 1138560), (384, 1034785), (480, 827828), (593, 670080), (640, 620871), (698, 569280), (960, 413914), (1047, 379520), (1186, 335040), (1396, 284640), (1745, 227712), (1779, 223360), (1920, 206957), (2094, 189760), (2372, 167520), (2792, 142320), (2965, 134016), (3490, 113856), (3558, 111680), (4188, 94880), (4744, 83760), (5235, 75904), (5584, 71160), (5930, 67008), (6980, 56928), (7116, 55840), (8376, 47440), (8895, 44672), (9488, 41880), (10470, 37952), (11168, 35580), (11860, 33504), (13960, 28464), (14232, 27920), (16752, 23720), (17790, 22336), (18976, 20940)]