355844680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{1931}}^1$

素因数の和:2230

約数の個数: 64

約数和(自身を含む): 851316480

約数和(自身を除く): 495471800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 271, 340, 542, 680, 1084, 1355, 1931, 2168, 2710, 3862, 4607, 5420, 7724, 9214, 9655, 10840, 15448, 18428, 19310, 23035, 32827, 36856, 38620, 46070, 65654, 77240, 92140, 131308, 164135, 184280, 262616, 328270, 523301, 656540, 1046602, 1313080, 2093204, 2616505, 4186408, 5233010, 8896117, 10466020, 17792234, 20932040, 35584468, 44480585, 71168936, 88961170, 177922340, 355844680]

約数ペア:

[(1, 355844680), (2, 177922340), (4, 88961170), (5, 71168936), (8, 44480585), (10, 35584468), (17, 20932040), (20, 17792234), (34, 10466020), (40, 8896117), (68, 5233010), (85, 4186408), (136, 2616505), (170, 2093204), (271, 1313080), (340, 1046602), (542, 656540), (680, 523301), (1084, 328270), (1355, 262616), (1931, 184280), (2168, 164135), (2710, 131308), (3862, 92140), (4607, 77240), (5420, 65654), (7724, 46070), (9214, 38620), (9655, 36856), (10840, 32827), (15448, 23035), (18428, 19310)]