1640803584

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{305209}}^1$

素因数の和:305235

約数の個数: 72

約数和(自身を含む): 4990793920

約数和(自身を除く): 3349990336

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 672, 768, 896, 1344, 1792, 2688, 5376, 305209, 610418, 915627, 1220836, 1831254, 2136463, 2441672, 3662508, 4272926, 4883344, 6409389, 7325016, 8545852, 9766688, 12818778, 14650032, 17091704, 19533376, 25637556, 29300064, 34183408, 39066752, 51275112, 58600128, 68366816, 78133504, 102550224, 117200256, 136733632, 205100448, 234400512, 273467264, 410200896, 546934528, 820401792, 1640803584]

約数ペア:

[(1, 1640803584), (2, 820401792), (3, 546934528), (4, 410200896), (6, 273467264), (7, 234400512), (8, 205100448), (12, 136733632), (14, 117200256), (16, 102550224), (21, 78133504), (24, 68366816), (28, 58600128), (32, 51275112), (42, 39066752), (48, 34183408), (56, 29300064), (64, 25637556), (84, 19533376), (96, 17091704), (112, 14650032), (128, 12818778), (168, 9766688), (192, 8545852), (224, 7325016), (256, 6409389), (336, 4883344), (384, 4272926), (448, 3662508), (672, 2441672), (768, 2136463), (896, 1831254), (1344, 1220836), (1792, 915627), (2688, 610418), (5376, 305209)]