122787280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:705

約数の個数: 160

約数和(自身を含む): 367976448

約数和(自身を除く): 245189168

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 110, 112, 124, 140, 154, 155, 176, 217, 220, 248, 280, 308, 310, 341, 385, 434, 440, 496, 560, 616, 620, 643, 682, 770, 868, 880, 1085, 1232, 1240, 1286, 1364, 1540, 1705, 1736, 2170, 2387, 2480, 2572, 2728, 3080, 3215, 3410, 3472, 4340, 4501, 4774, 5144, 5456, 6160, 6430, 6820, 7073, 8680, 9002, 9548, 10288, 11935, 12860, 13640, 14146, 17360, 18004, 19096, 19933, 22505, 23870, 25720, 27280, 28292, 35365, 36008, 38192, 39866, 45010, 47740, 49511, 51440, 56584, 70730, 72016, 79732, 90020, 95480, 99022, 99665, 113168, 139531, 141460, 159464, 180040, 190960, 198044, 199330, 219263, 247555, 279062, 282920, 318928, 360080, 396088, 398660, 438526, 495110, 558124, 565840, 697655, 792176, 797320, 877052, 990220, 1096315, 1116248, 1395310, 1534841, 1594640, 1754104, 1980440, 2192630, 2232496, 2790620, 3069682, 3508208, 3960880, 4385260, 5581240, 6139364, 7674205, 8770520, 11162480, 12278728, 15348410, 17541040, 24557456, 30696820, 61393640, 122787280]

約数ペア:

[(1, 122787280), (2, 61393640), (4, 30696820), (5, 24557456), (7, 17541040), (8, 15348410), (10, 12278728), (11, 11162480), (14, 8770520), (16, 7674205), (20, 6139364), (22, 5581240), (28, 4385260), (31, 3960880), (35, 3508208), (40, 3069682), (44, 2790620), (55, 2232496), (56, 2192630), (62, 1980440), (70, 1754104), (77, 1594640), (80, 1534841), (88, 1395310), (110, 1116248), (112, 1096315), (124, 990220), (140, 877052), (154, 797320), (155, 792176), (176, 697655), (217, 565840), (220, 558124), (248, 495110), (280, 438526), (308, 398660), (310, 396088), (341, 360080), (385, 318928), (434, 282920), (440, 279062), (496, 247555), (560, 219263), (616, 199330), (620, 198044), (643, 190960), (682, 180040), (770, 159464), (868, 141460), (880, 139531), (1085, 113168), (1232, 99665), (1240, 99022), (1286, 95480), (1364, 90020), (1540, 79732), (1705, 72016), (1736, 70730), (2170, 56584), (2387, 51440), (2480, 49511), (2572, 47740), (2728, 45010), (3080, 39866), (3215, 38192), (3410, 36008), (3472, 35365), (4340, 28292), (4501, 27280), (4774, 25720), (5144, 23870), (5456, 22505), (6160, 19933), (6430, 19096), (6820, 18004), (7073, 17360), (8680, 14146), (9002, 13640), (9548, 12860), (10288, 11935)]