16431360

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1$

素因数の和:424

約数の個数: 144

約数和(自身を含む): 57395520

約数和(自身を除く): 40964160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 389, 440, 480, 528, 640, 660, 704, 768, 778, 880, 960, 1056, 1167, 1280, 1320, 1408, 1556, 1760, 1920, 1945, 2112, 2334, 2640, 2816, 3112, 3520, 3840, 3890, 4224, 4279, 4668, 5280, 5835, 6224, 7040, 7780, 8448, 8558, 9336, 10560, 11670, 12448, 12837, 14080, 15560, 17116, 18672, 21120, 21395, 23340, 24896, 25674, 31120, 34232, 37344, 42240, 42790, 46680, 49792, 51348, 62240, 64185, 68464, 74688, 85580, 93360, 99584, 102696, 124480, 128370, 136928, 149376, 171160, 186720, 205392, 248960, 256740, 273856, 298752, 342320, 373440, 410784, 497920, 513480, 547712, 684640, 746880, 821568, 1026960, 1095424, 1369280, 1493760, 1643136, 2053920, 2738560, 3286272, 4107840, 5477120, 8215680, 16431360]

約数ペア:

[(1, 16431360), (2, 8215680), (3, 5477120), (4, 4107840), (5, 3286272), (6, 2738560), (8, 2053920), (10, 1643136), (11, 1493760), (12, 1369280), (15, 1095424), (16, 1026960), (20, 821568), (22, 746880), (24, 684640), (30, 547712), (32, 513480), (33, 497920), (40, 410784), (44, 373440), (48, 342320), (55, 298752), (60, 273856), (64, 256740), (66, 248960), (80, 205392), (88, 186720), (96, 171160), (110, 149376), (120, 136928), (128, 128370), (132, 124480), (160, 102696), (165, 99584), (176, 93360), (192, 85580), (220, 74688), (240, 68464), (256, 64185), (264, 62240), (320, 51348), (330, 49792), (352, 46680), (384, 42790), (389, 42240), (440, 37344), (480, 34232), (528, 31120), (640, 25674), (660, 24896), (704, 23340), (768, 21395), (778, 21120), (880, 18672), (960, 17116), (1056, 15560), (1167, 14080), (1280, 12837), (1320, 12448), (1408, 11670), (1556, 10560), (1760, 9336), (1920, 8558), (1945, 8448), (2112, 7780), (2334, 7040), (2640, 6224), (2816, 5835), (3112, 5280), (3520, 4668), (3840, 4279), (3890, 4224)]