644249088

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{19973}}^1$

素因数の和:20004

約数の個数: 120

約数和(自身を含む): 2125073808

約数和(自身を除く): 1480824720

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 512, 576, 672, 768, 896, 1008, 1152, 1344, 1536, 1792, 2016, 2304, 2688, 3584, 4032, 4608, 5376, 8064, 10752, 16128, 19973, 32256, 39946, 59919, 79892, 119838, 139811, 159784, 179757, 239676, 279622, 319568, 359514, 419433, 479352, 559244, 639136, 719028, 838866, 958704, 1118488, 1258299, 1278272, 1438056, 1677732, 1917408, 2236976, 2516598, 2556544, 2876112, 3355464, 3834816, 4473952, 5033196, 5113088, 5752224, 6710928, 7669632, 8947904, 10066392, 10226176, 11504448, 13421856, 15339264, 17895808, 20132784, 23008896, 26843712, 30678528, 35791616, 40265568, 46017792, 53687424, 71583232, 80531136, 92035584, 107374848, 161062272, 214749696, 322124544, 644249088]

約数ペア:

[(1, 644249088), (2, 322124544), (3, 214749696), (4, 161062272), (6, 107374848), (7, 92035584), (8, 80531136), (9, 71583232), (12, 53687424), (14, 46017792), (16, 40265568), (18, 35791616), (21, 30678528), (24, 26843712), (28, 23008896), (32, 20132784), (36, 17895808), (42, 15339264), (48, 13421856), (56, 11504448), (63, 10226176), (64, 10066392), (72, 8947904), (84, 7669632), (96, 6710928), (112, 5752224), (126, 5113088), (128, 5033196), (144, 4473952), (168, 3834816), (192, 3355464), (224, 2876112), (252, 2556544), (256, 2516598), (288, 2236976), (336, 1917408), (384, 1677732), (448, 1438056), (504, 1278272), (512, 1258299), (576, 1118488), (672, 958704), (768, 838866), (896, 719028), (1008, 639136), (1152, 559244), (1344, 479352), (1536, 419433), (1792, 359514), (2016, 319568), (2304, 279622), (2688, 239676), (3584, 179757), (4032, 159784), (4608, 139811), (5376, 119838), (8064, 79892), (10752, 59919), (16128, 39946), (19973, 32256)]