340888912

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{911}}^1$

素因数の和:1196

約数の個数: 80

約数和(自身を含む): 816947712

約数和(自身を除く): 476058800

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 257, 364, 514, 728, 911, 1028, 1456, 1799, 1822, 2056, 3341, 3598, 3644, 4112, 6377, 6682, 7196, 7288, 11843, 12754, 13364, 14392, 14576, 23387, 23686, 25508, 26728, 28784, 46774, 47372, 51016, 53456, 82901, 93548, 94744, 102032, 165802, 187096, 189488, 234127, 331604, 374192, 468254, 663208, 936508, 1326416, 1638889, 1873016, 3043651, 3277778, 3746032, 6087302, 6555556, 12174604, 13111112, 21305557, 24349208, 26222224, 42611114, 48698416, 85222228, 170444456, 340888912]

約数ペア:

[(1, 340888912), (2, 170444456), (4, 85222228), (7, 48698416), (8, 42611114), (13, 26222224), (14, 24349208), (16, 21305557), (26, 13111112), (28, 12174604), (52, 6555556), (56, 6087302), (91, 3746032), (104, 3277778), (112, 3043651), (182, 1873016), (208, 1638889), (257, 1326416), (364, 936508), (514, 663208), (728, 468254), (911, 374192), (1028, 331604), (1456, 234127), (1799, 189488), (1822, 187096), (2056, 165802), (3341, 102032), (3598, 94744), (3644, 93548), (4112, 82901), (6377, 53456), (6682, 51016), (7196, 47372), (7288, 46774), (11843, 28784), (12754, 26728), (13364, 25508), (14392, 23686), (14576, 23387)]