16179800

素因数分解:

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

素因数の和:170

約数の個数: 144

約数和(自身を含む): 47496960

約数和(自身を除く): 31317160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 49, 50, 52, 56, 65, 70, 91, 98, 100, 104, 127, 130, 140, 175, 182, 196, 200, 245, 254, 260, 280, 325, 350, 364, 392, 455, 490, 508, 520, 635, 637, 650, 700, 728, 889, 910, 980, 1016, 1225, 1270, 1274, 1300, 1400, 1651, 1778, 1820, 1960, 2275, 2450, 2540, 2548, 2600, 3175, 3185, 3302, 3556, 3640, 4445, 4550, 4900, 5080, 5096, 6223, 6350, 6370, 6604, 7112, 8255, 8890, 9100, 9800, 11557, 12446, 12700, 12740, 13208, 15925, 16510, 17780, 18200, 22225, 23114, 24892, 25400, 25480, 31115, 31850, 33020, 35560, 41275, 44450, 46228, 49784, 57785, 62230, 63700, 66040, 80899, 82550, 88900, 92456, 115570, 124460, 127400, 155575, 161798, 165100, 177800, 231140, 248920, 288925, 311150, 323596, 330200, 404495, 462280, 577850, 622300, 647192, 808990, 1155700, 1244600, 1617980, 2022475, 2311400, 3235960, 4044950, 8089900, 16179800]

約数ペア:

[(1, 16179800), (2, 8089900), (4, 4044950), (5, 3235960), (7, 2311400), (8, 2022475), (10, 1617980), (13, 1244600), (14, 1155700), (20, 808990), (25, 647192), (26, 622300), (28, 577850), (35, 462280), (40, 404495), (49, 330200), (50, 323596), (52, 311150), (56, 288925), (65, 248920), (70, 231140), (91, 177800), (98, 165100), (100, 161798), (104, 155575), (127, 127400), (130, 124460), (140, 115570), (175, 92456), (182, 88900), (196, 82550), (200, 80899), (245, 66040), (254, 63700), (260, 62230), (280, 57785), (325, 49784), (350, 46228), (364, 44450), (392, 41275), (455, 35560), (490, 33020), (508, 31850), (520, 31115), (635, 25480), (637, 25400), (650, 24892), (700, 23114), (728, 22225), (889, 18200), (910, 17780), (980, 16510), (1016, 15925), (1225, 13208), (1270, 12740), (1274, 12700), (1300, 12446), (1400, 11557), (1651, 9800), (1778, 9100), (1820, 8890), (1960, 8255), (2275, 7112), (2450, 6604), (2540, 6370), (2548, 6350), (2600, 6223), (3175, 5096), (3185, 5080), (3302, 4900), (3556, 4550), (3640, 4445)]