171626840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{541}}^1$

素因数の和:673

約数の個数: 128

約数和(自身を含む): 487019520

約数和(自身を除く): 315392680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 103, 110, 140, 154, 206, 220, 280, 308, 385, 412, 440, 515, 541, 616, 721, 770, 824, 1030, 1082, 1133, 1442, 1540, 2060, 2164, 2266, 2705, 2884, 3080, 3605, 3787, 4120, 4328, 4532, 5410, 5665, 5768, 5951, 7210, 7574, 7931, 9064, 10820, 11330, 11902, 14420, 15148, 15862, 18935, 21640, 22660, 23804, 28840, 29755, 30296, 31724, 37870, 39655, 41657, 45320, 47608, 55723, 59510, 63448, 75740, 79310, 83314, 111446, 119020, 151480, 158620, 166628, 208285, 222892, 238040, 278615, 317240, 333256, 390061, 416570, 445784, 557230, 612953, 780122, 833140, 1114460, 1225906, 1560244, 1666280, 1950305, 2228920, 2451812, 3064765, 3120488, 3900610, 4290671, 4903624, 6129530, 7801220, 8581342, 12259060, 15602440, 17162684, 21453355, 24518120, 34325368, 42906710, 85813420, 171626840]

約数ペア:

[(1, 171626840), (2, 85813420), (4, 42906710), (5, 34325368), (7, 24518120), (8, 21453355), (10, 17162684), (11, 15602440), (14, 12259060), (20, 8581342), (22, 7801220), (28, 6129530), (35, 4903624), (40, 4290671), (44, 3900610), (55, 3120488), (56, 3064765), (70, 2451812), (77, 2228920), (88, 1950305), (103, 1666280), (110, 1560244), (140, 1225906), (154, 1114460), (206, 833140), (220, 780122), (280, 612953), (308, 557230), (385, 445784), (412, 416570), (440, 390061), (515, 333256), (541, 317240), (616, 278615), (721, 238040), (770, 222892), (824, 208285), (1030, 166628), (1082, 158620), (1133, 151480), (1442, 119020), (1540, 111446), (2060, 83314), (2164, 79310), (2266, 75740), (2705, 63448), (2884, 59510), (3080, 55723), (3605, 47608), (3787, 45320), (4120, 41657), (4328, 39655), (4532, 37870), (5410, 31724), (5665, 30296), (5768, 29755), (5951, 28840), (7210, 23804), (7574, 22660), (7931, 21640), (9064, 18935), (10820, 15862), (11330, 15148), (11902, 14420)]