1008149451880

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{421}}^1\times {\mathrm{268459}}^1$

素因数の和:269114

約数の個数: 64

約数和(自身を含む): 2283928819200

約数和(自身を除く): 1275779367320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 421, 446, 842, 892, 1115, 1684, 1784, 2105, 2230, 3368, 4210, 4460, 8420, 8920, 16840, 93883, 187766, 268459, 375532, 469415, 536918, 751064, 938830, 1073836, 1342295, 1877660, 2147672, 2684590, 3755320, 5369180, 10738360, 59866357, 113021239, 119732714, 226042478, 239465428, 299331785, 452084956, 478930856, 565106195, 598663570, 904169912, 1130212390, 1197327140, 2260424780, 2394654280, 4520849560, 25203736297, 50407472594, 100814945188, 126018681485, 201629890376, 252037362970, 504074725940, 1008149451880]

約数ペア:

[(1, 1008149451880), (2, 504074725940), (4, 252037362970), (5, 201629890376), (8, 126018681485), (10, 100814945188), (20, 50407472594), (40, 25203736297), (223, 4520849560), (421, 2394654280), (446, 2260424780), (842, 1197327140), (892, 1130212390), (1115, 904169912), (1684, 598663570), (1784, 565106195), (2105, 478930856), (2230, 452084956), (3368, 299331785), (4210, 239465428), (4460, 226042478), (8420, 119732714), (8920, 113021239), (16840, 59866357), (93883, 10738360), (187766, 5369180), (268459, 3755320), (375532, 2684590), (469415, 2147672), (536918, 1877660), (751064, 1342295), (938830, 1073836)]