348040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1$

素因数の和:142

約数の個数: 64

約数和(自身を含む): 984960

約数和(自身を除く): 636920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 113, 140, 154, 220, 226, 280, 308, 385, 440, 452, 565, 616, 770, 791, 904, 1130, 1243, 1540, 1582, 2260, 2486, 3080, 3164, 3955, 4520, 4972, 6215, 6328, 7910, 8701, 9944, 12430, 15820, 17402, 24860, 31640, 34804, 43505, 49720, 69608, 87010, 174020, 348040]

約数ペア:

[(1, 348040), (2, 174020), (4, 87010), (5, 69608), (7, 49720), (8, 43505), (10, 34804), (11, 31640), (14, 24860), (20, 17402), (22, 15820), (28, 12430), (35, 9944), (40, 8701), (44, 7910), (55, 6328), (56, 6215), (70, 4972), (77, 4520), (88, 3955), (110, 3164), (113, 3080), (140, 2486), (154, 2260), (220, 1582), (226, 1540), (280, 1243), (308, 1130), (385, 904), (440, 791), (452, 770), (565, 616)]