72254720

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2971}}^1$

素因数の和:3011

約数の個数: 72

約数和(自身を含む): 182243040

約数和(自身を除く): 109988320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 2971, 3040, 4864, 5942, 6080, 11884, 12160, 14855, 23768, 24320, 29710, 47536, 56449, 59420, 95072, 112898, 118840, 190144, 225796, 237680, 282245, 380288, 451592, 475360, 564490, 760576, 903184, 950720, 1128980, 1806368, 1901440, 2257960, 3612736, 3802880, 4515920, 7225472, 9031840, 14450944, 18063680, 36127360, 72254720]

約数ペア:

[(1, 72254720), (2, 36127360), (4, 18063680), (5, 14450944), (8, 9031840), (10, 7225472), (16, 4515920), (19, 3802880), (20, 3612736), (32, 2257960), (38, 1901440), (40, 1806368), (64, 1128980), (76, 950720), (80, 903184), (95, 760576), (128, 564490), (152, 475360), (160, 451592), (190, 380288), (256, 282245), (304, 237680), (320, 225796), (380, 190144), (608, 118840), (640, 112898), (760, 95072), (1216, 59420), (1280, 56449), (1520, 47536), (2432, 29710), (2971, 24320), (3040, 23768), (4864, 14855), (5942, 12160), (6080, 11884)]