79282840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{947}}^1$

素因数の和:1001

約数の個数: 128

約数和(自身を含む): 229340160

約数和(自身を除く): 150057320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 91, 92, 104, 115, 130, 140, 161, 182, 184, 230, 260, 280, 299, 322, 364, 455, 460, 520, 598, 644, 728, 805, 910, 920, 947, 1196, 1288, 1495, 1610, 1820, 1894, 2093, 2392, 2990, 3220, 3640, 3788, 4186, 4735, 5980, 6440, 6629, 7576, 8372, 9470, 10465, 11960, 12311, 13258, 16744, 18940, 20930, 21781, 24622, 26516, 33145, 37880, 41860, 43562, 49244, 53032, 61555, 66290, 83720, 86177, 87124, 98488, 108905, 123110, 132580, 152467, 172354, 174248, 217810, 246220, 265160, 283153, 304934, 344708, 430885, 435620, 492440, 566306, 609868, 689416, 762335, 861770, 871240, 1132612, 1219736, 1415765, 1524670, 1723540, 1982071, 2265224, 2831530, 3049340, 3447080, 3964142, 5663060, 6098680, 7928284, 9910355, 11326120, 15856568, 19820710, 39641420, 79282840]

約数ペア:

[(1, 79282840), (2, 39641420), (4, 19820710), (5, 15856568), (7, 11326120), (8, 9910355), (10, 7928284), (13, 6098680), (14, 5663060), (20, 3964142), (23, 3447080), (26, 3049340), (28, 2831530), (35, 2265224), (40, 1982071), (46, 1723540), (52, 1524670), (56, 1415765), (65, 1219736), (70, 1132612), (91, 871240), (92, 861770), (104, 762335), (115, 689416), (130, 609868), (140, 566306), (161, 492440), (182, 435620), (184, 430885), (230, 344708), (260, 304934), (280, 283153), (299, 265160), (322, 246220), (364, 217810), (455, 174248), (460, 172354), (520, 152467), (598, 132580), (644, 123110), (728, 108905), (805, 98488), (910, 87124), (920, 86177), (947, 83720), (1196, 66290), (1288, 61555), (1495, 53032), (1610, 49244), (1820, 43562), (1894, 41860), (2093, 37880), (2392, 33145), (2990, 26516), (3220, 24622), (3640, 21781), (3788, 20930), (4186, 18940), (4735, 16744), (5980, 13258), (6440, 12311), (6629, 11960), (7576, 10465), (8372, 9470)]