161798000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:177

約数の個数: 240

約数和(自身を含む): 493968384

約数和(自身を除く): 332170384

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 49, 50, 52, 56, 65, 70, 80, 91, 98, 100, 104, 112, 125, 127, 130, 140, 175, 182, 196, 200, 208, 245, 250, 254, 260, 280, 325, 350, 364, 392, 400, 455, 490, 500, 508, 520, 560, 635, 637, 650, 700, 728, 784, 875, 889, 910, 980, 1000, 1016, 1040, 1225, 1270, 1274, 1300, 1400, 1456, 1625, 1651, 1750, 1778, 1820, 1960, 2000, 2032, 2275, 2450, 2540, 2548, 2600, 2800, 3175, 3185, 3250, 3302, 3500, 3556, 3640, 3920, 4445, 4550, 4900, 5080, 5096, 5200, 6125, 6223, 6350, 6370, 6500, 6604, 7000, 7112, 7280, 8255, 8890, 9100, 9800, 10160, 10192, 11375, 11557, 12250, 12446, 12700, 12740, 13000, 13208, 14000, 14224, 15875, 15925, 16510, 17780, 18200, 19600, 22225, 22750, 23114, 24500, 24892, 25400, 25480, 26000, 26416, 31115, 31750, 31850, 33020, 35560, 36400, 41275, 44450, 45500, 46228, 49000, 49784, 50800, 50960, 57785, 62230, 63500, 63700, 66040, 71120, 79625, 80899, 82550, 88900, 91000, 92456, 98000, 99568, 111125, 115570, 124460, 127000, 127400, 132080, 155575, 159250, 161798, 165100, 177800, 182000, 184912, 206375, 222250, 231140, 248920, 254000, 254800, 288925, 311150, 318500, 323596, 330200, 355600, 404495, 412750, 444500, 462280, 497840, 577850, 622300, 637000, 647192, 660400, 777875, 808990, 825500, 889000, 924560, 1155700, 1244600, 1274000, 1294384, 1444625, 1555750, 1617980, 1651000, 1778000, 2022475, 2311400, 2489200, 2889250, 3111500, 3235960, 3302000, 4044950, 4622800, 5778500, 6223000, 6471920, 8089900, 10112375, 11557000, 12446000, 16179800, 20224750, 23114000, 32359600, 40449500, 80899000, 161798000]

約数ペア:

[(1, 161798000), (2, 80899000), (4, 40449500), (5, 32359600), (7, 23114000), (8, 20224750), (10, 16179800), (13, 12446000), (14, 11557000), (16, 10112375), (20, 8089900), (25, 6471920), (26, 6223000), (28, 5778500), (35, 4622800), (40, 4044950), (49, 3302000), (50, 3235960), (52, 3111500), (56, 2889250), (65, 2489200), (70, 2311400), (80, 2022475), (91, 1778000), (98, 1651000), (100, 1617980), (104, 1555750), (112, 1444625), (125, 1294384), (127, 1274000), (130, 1244600), (140, 1155700), (175, 924560), (182, 889000), (196, 825500), (200, 808990), (208, 777875), (245, 660400), (250, 647192), (254, 637000), (260, 622300), (280, 577850), (325, 497840), (350, 462280), (364, 444500), (392, 412750), (400, 404495), (455, 355600), (490, 330200), (500, 323596), (508, 318500), (520, 311150), (560, 288925), (635, 254800), (637, 254000), (650, 248920), (700, 231140), (728, 222250), (784, 206375), (875, 184912), (889, 182000), (910, 177800), (980, 165100), (1000, 161798), (1016, 159250), (1040, 155575), (1225, 132080), (1270, 127400), (1274, 127000), (1300, 124460), (1400, 115570), (1456, 111125), (1625, 99568), (1651, 98000), (1750, 92456), (1778, 91000), (1820, 88900), (1960, 82550), (2000, 80899), (2032, 79625), (2275, 71120), (2450, 66040), (2540, 63700), (2548, 63500), (2600, 62230), (2800, 57785), (3175, 50960), (3185, 50800), (3250, 49784), (3302, 49000), (3500, 46228), (3556, 45500), (3640, 44450), (3920, 41275), (4445, 36400), (4550, 35560), (4900, 33020), (5080, 31850), (5096, 31750), (5200, 31115), (6125, 26416), (6223, 26000), (6350, 25480), (6370, 25400), (6500, 24892), (6604, 24500), (7000, 23114), (7112, 22750), (7280, 22225), (8255, 19600), (8890, 18200), (9100, 17780), (9800, 16510), (10160, 15925), (10192, 15875), (11375, 14224), (11557, 14000), (12250, 13208), (12446, 13000), (12700, 12740)]