644652672

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{593}}^1$

素因数の和:778

約数の個数: 128

約数和(自身を含む): 1817640000

約数和(自身を除く): 1172987328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 149, 152, 192, 228, 298, 304, 384, 447, 456, 593, 596, 608, 894, 912, 1186, 1192, 1216, 1779, 1788, 1824, 2372, 2384, 2432, 2831, 3558, 3576, 3648, 4744, 4768, 5662, 7116, 7152, 7296, 8493, 9488, 9536, 11267, 11324, 14232, 14304, 16986, 18976, 19072, 22534, 22648, 28464, 28608, 33801, 33972, 37952, 45068, 45296, 56928, 57216, 67602, 67944, 75904, 88357, 90136, 90592, 113856, 135204, 135888, 176714, 180272, 181184, 227712, 265071, 270408, 271776, 353428, 360544, 362368, 530142, 540816, 543552, 706856, 721088, 1060284, 1081632, 1087104, 1413712, 1442176, 1678783, 2120568, 2163264, 2827424, 3357566, 4241136, 4326528, 5036349, 5654848, 6715132, 8482272, 10072698, 11309696, 13430264, 16964544, 20145396, 26860528, 33929088, 40290792, 53721056, 80581584, 107442112, 161163168, 214884224, 322326336, 644652672]

約数ペア:

[(1, 644652672), (2, 322326336), (3, 214884224), (4, 161163168), (6, 107442112), (8, 80581584), (12, 53721056), (16, 40290792), (19, 33929088), (24, 26860528), (32, 20145396), (38, 16964544), (48, 13430264), (57, 11309696), (64, 10072698), (76, 8482272), (96, 6715132), (114, 5654848), (128, 5036349), (149, 4326528), (152, 4241136), (192, 3357566), (228, 2827424), (298, 2163264), (304, 2120568), (384, 1678783), (447, 1442176), (456, 1413712), (593, 1087104), (596, 1081632), (608, 1060284), (894, 721088), (912, 706856), (1186, 543552), (1192, 540816), (1216, 530142), (1779, 362368), (1788, 360544), (1824, 353428), (2372, 271776), (2384, 270408), (2432, 265071), (2831, 227712), (3558, 181184), (3576, 180272), (3648, 176714), (4744, 135888), (4768, 135204), (5662, 113856), (7116, 90592), (7152, 90136), (7296, 88357), (8493, 75904), (9488, 67944), (9536, 67602), (11267, 57216), (11324, 56928), (14232, 45296), (14304, 45068), (16986, 37952), (18976, 33972), (19072, 33801), (22534, 28608), (22648, 28464)]