620685216

素因数分解:

$2^5\times 3^2\times {\mathrm{647}}^1\times {\mathrm{3331}}^1$

素因数の和:3994

約数の個数: 72

約数和(自身を含む): 1768332384

約数和(自身を除く): 1147647168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 647, 1294, 1941, 2588, 3331, 3882, 5176, 5823, 6662, 7764, 9993, 10352, 11646, 13324, 15528, 19986, 20704, 23292, 26648, 29979, 31056, 39972, 46584, 53296, 59958, 62112, 79944, 93168, 106592, 119916, 159888, 186336, 239832, 319776, 479664, 959328, 2155157, 4310314, 6465471, 8620628, 12930942, 17241256, 19396413, 25861884, 34482512, 38792826, 51723768, 68965024, 77585652, 103447536, 155171304, 206895072, 310342608, 620685216]

約数ペア:

[(1, 620685216), (2, 310342608), (3, 206895072), (4, 155171304), (6, 103447536), (8, 77585652), (9, 68965024), (12, 51723768), (16, 38792826), (18, 34482512), (24, 25861884), (32, 19396413), (36, 17241256), (48, 12930942), (72, 8620628), (96, 6465471), (144, 4310314), (288, 2155157), (647, 959328), (1294, 479664), (1941, 319776), (2588, 239832), (3331, 186336), (3882, 159888), (5176, 119916), (5823, 106592), (6662, 93168), (7764, 79944), (9993, 62112), (10352, 59958), (11646, 53296), (13324, 46584), (15528, 39972), (19986, 31056), (20704, 29979), (23292, 26648)]