279873240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{743}}^1$

素因数の和:873

約数の個数: 128

約数和(自身を含む): 872087040

約数和(自身を除く): 592213800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 73, 86, 120, 129, 146, 172, 215, 219, 258, 292, 344, 365, 430, 438, 516, 584, 645, 730, 743, 860, 876, 1032, 1095, 1290, 1460, 1486, 1720, 1752, 2190, 2229, 2580, 2920, 2972, 3139, 3715, 4380, 4458, 5160, 5944, 6278, 7430, 8760, 8916, 9417, 11145, 12556, 14860, 15695, 17832, 18834, 22290, 25112, 29720, 31390, 31949, 37668, 44580, 47085, 54239, 62780, 63898, 75336, 89160, 94170, 95847, 108478, 125560, 127796, 159745, 162717, 188340, 191694, 216956, 255592, 271195, 319490, 325434, 376680, 383388, 433912, 479235, 542390, 638980, 650868, 766776, 813585, 958470, 1084780, 1277960, 1301736, 1627170, 1916940, 2169560, 2332277, 3254340, 3833880, 4664554, 6508680, 6996831, 9329108, 11661385, 13993662, 18658216, 23322770, 27987324, 34984155, 46645540, 55974648, 69968310, 93291080, 139936620, 279873240]

約数ペア:

[(1, 279873240), (2, 139936620), (3, 93291080), (4, 69968310), (5, 55974648), (6, 46645540), (8, 34984155), (10, 27987324), (12, 23322770), (15, 18658216), (20, 13993662), (24, 11661385), (30, 9329108), (40, 6996831), (43, 6508680), (60, 4664554), (73, 3833880), (86, 3254340), (120, 2332277), (129, 2169560), (146, 1916940), (172, 1627170), (215, 1301736), (219, 1277960), (258, 1084780), (292, 958470), (344, 813585), (365, 766776), (430, 650868), (438, 638980), (516, 542390), (584, 479235), (645, 433912), (730, 383388), (743, 376680), (860, 325434), (876, 319490), (1032, 271195), (1095, 255592), (1290, 216956), (1460, 191694), (1486, 188340), (1720, 162717), (1752, 159745), (2190, 127796), (2229, 125560), (2580, 108478), (2920, 95847), (2972, 94170), (3139, 89160), (3715, 75336), (4380, 63898), (4458, 62780), (5160, 54239), (5944, 47085), (6278, 44580), (7430, 37668), (8760, 31949), (8916, 31390), (9417, 29720), (11145, 25112), (12556, 22290), (14860, 18834), (15695, 17832)]