340438175

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 568249344

約数和(自身を除く): 227811169

約数列:

[1, 5, 7, 11, 17, 25, 35, 55, 77, 85, 101, 103, 119, 175, 187, 275, 385, 425, 505, 515, 595, 707, 721, 935, 1111, 1133, 1309, 1717, 1751, 1925, 2525, 2575, 2975, 3535, 3605, 4675, 5555, 5665, 6545, 7777, 7931, 8585, 8755, 10403, 12019, 12257, 17675, 18025, 18887, 19261, 27775, 28325, 32725, 38885, 39655, 42925, 43775, 52015, 60095, 61285, 72821, 94435, 96305, 114433, 132209, 134827, 176851, 194425, 198275, 260075, 300475, 306425, 364105, 472175, 481525, 572165, 661045, 674135, 801031, 884255, 1237957, 1820525, 1945361, 2860825, 3305225, 3370675, 4005155, 4421275, 6189785, 9726805, 13617527, 20025775, 30948925, 48634025, 68087635, 340438175]

約数ペア:

[(1, 340438175), (5, 68087635), (7, 48634025), (11, 30948925), (17, 20025775), (25, 13617527), (35, 9726805), (55, 6189785), (77, 4421275), (85, 4005155), (101, 3370675), (103, 3305225), (119, 2860825), (175, 1945361), (187, 1820525), (275, 1237957), (385, 884255), (425, 801031), (505, 674135), (515, 661045), (595, 572165), (707, 481525), (721, 472175), (935, 364105), (1111, 306425), (1133, 300475), (1309, 260075), (1717, 198275), (1751, 194425), (1925, 176851), (2525, 134827), (2575, 132209), (2975, 114433), (3535, 96305), (3605, 94435), (4675, 72821), (5555, 61285), (5665, 60095), (6545, 52015), (7777, 43775), (7931, 42925), (8585, 39655), (8755, 38885), (10403, 32725), (12019, 28325), (12257, 27775), (17675, 19261), (18025, 18887)]