16756480

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:106

約数の個数: 144

約数和(自身を含む): 46357920

約数和(自身を除く): 29601440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 53, 64, 65, 76, 80, 95, 104, 106, 128, 130, 152, 160, 190, 208, 212, 247, 256, 260, 265, 304, 320, 380, 416, 424, 494, 520, 530, 608, 640, 689, 760, 832, 848, 988, 1007, 1040, 1060, 1216, 1235, 1280, 1378, 1520, 1664, 1696, 1976, 2014, 2080, 2120, 2432, 2470, 2756, 3040, 3328, 3392, 3445, 3952, 4028, 4160, 4240, 4864, 4940, 5035, 5512, 6080, 6784, 6890, 7904, 8056, 8320, 8480, 9880, 10070, 11024, 12160, 13091, 13568, 13780, 15808, 16112, 16640, 16960, 19760, 20140, 22048, 24320, 26182, 27560, 31616, 32224, 33920, 39520, 40280, 44096, 52364, 55120, 63232, 64448, 65455, 67840, 79040, 80560, 88192, 104728, 110240, 128896, 130910, 158080, 161120, 176384, 209456, 220480, 257792, 261820, 316160, 322240, 418912, 440960, 523640, 644480, 837824, 881920, 1047280, 1288960, 1675648, 2094560, 3351296, 4189120, 8378240, 16756480]

約数ペア:

[(1, 16756480), (2, 8378240), (4, 4189120), (5, 3351296), (8, 2094560), (10, 1675648), (13, 1288960), (16, 1047280), (19, 881920), (20, 837824), (26, 644480), (32, 523640), (38, 440960), (40, 418912), (52, 322240), (53, 316160), (64, 261820), (65, 257792), (76, 220480), (80, 209456), (95, 176384), (104, 161120), (106, 158080), (128, 130910), (130, 128896), (152, 110240), (160, 104728), (190, 88192), (208, 80560), (212, 79040), (247, 67840), (256, 65455), (260, 64448), (265, 63232), (304, 55120), (320, 52364), (380, 44096), (416, 40280), (424, 39520), (494, 33920), (520, 32224), (530, 31616), (608, 27560), (640, 26182), (689, 24320), (760, 22048), (832, 20140), (848, 19760), (988, 16960), (1007, 16640), (1040, 16112), (1060, 15808), (1216, 13780), (1235, 13568), (1280, 13091), (1378, 12160), (1520, 11024), (1664, 10070), (1696, 9880), (1976, 8480), (2014, 8320), (2080, 8056), (2120, 7904), (2432, 6890), (2470, 6784), (2756, 6080), (3040, 5512), (3328, 5035), (3392, 4940), (3445, 4864), (3952, 4240), (4028, 4160)]