339174440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1831}}^1$

素因数の和:2274

約数の個数: 64

約数和(自身を含む): 834952320

約数和(自身を除く): 495777880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 421, 440, 842, 1684, 1831, 2105, 3368, 3662, 4210, 4631, 7324, 8420, 9155, 9262, 14648, 16840, 18310, 18524, 20141, 23155, 36620, 37048, 40282, 46310, 73240, 80564, 92620, 100705, 161128, 185240, 201410, 402820, 770851, 805640, 1541702, 3083404, 3854255, 6166808, 7708510, 8479361, 15417020, 16958722, 30834040, 33917444, 42396805, 67834888, 84793610, 169587220, 339174440]

約数ペア:

[(1, 339174440), (2, 169587220), (4, 84793610), (5, 67834888), (8, 42396805), (10, 33917444), (11, 30834040), (20, 16958722), (22, 15417020), (40, 8479361), (44, 7708510), (55, 6166808), (88, 3854255), (110, 3083404), (220, 1541702), (421, 805640), (440, 770851), (842, 402820), (1684, 201410), (1831, 185240), (2105, 161128), (3368, 100705), (3662, 92620), (4210, 80564), (4631, 73240), (7324, 46310), (8420, 40282), (9155, 37048), (9262, 36620), (14648, 23155), (16840, 20141), (18310, 18524)]