84531440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6563}}^1$

素因数の和:6606

約数の個数: 80

約数和(自身を含む): 234413568

約数和(自身を除く): 149882128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 6563, 12880, 13126, 26252, 32815, 45941, 52504, 65630, 91882, 105008, 131260, 150949, 183764, 229705, 262520, 301898, 367528, 459410, 525040, 603796, 735056, 754745, 918820, 1056643, 1207592, 1509490, 1837640, 2113286, 2415184, 3018980, 3675280, 4226572, 5283215, 6037960, 8453144, 10566430, 12075920, 16906288, 21132860, 42265720, 84531440]

約数ペア:

[(1, 84531440), (2, 42265720), (4, 21132860), (5, 16906288), (7, 12075920), (8, 10566430), (10, 8453144), (14, 6037960), (16, 5283215), (20, 4226572), (23, 3675280), (28, 3018980), (35, 2415184), (40, 2113286), (46, 1837640), (56, 1509490), (70, 1207592), (80, 1056643), (92, 918820), (112, 754745), (115, 735056), (140, 603796), (161, 525040), (184, 459410), (230, 367528), (280, 301898), (322, 262520), (368, 229705), (460, 183764), (560, 150949), (644, 131260), (805, 105008), (920, 91882), (1288, 65630), (1610, 52504), (1840, 45941), (2576, 32815), (3220, 26252), (6440, 13126), (6563, 12880)]