291353296

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:213

約数の個数: 120

約数和(自身を含む): 661698720

約数和(自身を除く): 370345424

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 53, 76, 104, 106, 107, 152, 169, 208, 212, 214, 247, 304, 338, 424, 428, 494, 676, 689, 848, 856, 988, 1007, 1352, 1378, 1391, 1712, 1976, 2014, 2033, 2704, 2756, 2782, 3211, 3952, 4028, 4066, 5512, 5564, 5671, 6422, 8056, 8132, 8957, 11024, 11128, 11342, 12844, 13091, 16112, 16264, 17914, 18083, 22256, 22684, 25688, 26182, 26429, 32528, 35828, 36166, 45368, 51376, 52364, 52858, 71656, 72332, 73723, 90736, 104728, 105716, 107749, 143312, 144664, 147446, 170183, 209456, 211432, 215498, 289328, 294892, 340366, 343577, 422864, 430996, 589784, 680732, 687154, 861992, 958399, 1179568, 1361464, 1374308, 1400737, 1723984, 1916798, 2722928, 2748616, 2801474, 3833596, 5497232, 5602948, 7667192, 11205896, 15334384, 18209581, 22411792, 36419162, 72838324, 145676648, 291353296]

約数ペア:

[(1, 291353296), (2, 145676648), (4, 72838324), (8, 36419162), (13, 22411792), (16, 18209581), (19, 15334384), (26, 11205896), (38, 7667192), (52, 5602948), (53, 5497232), (76, 3833596), (104, 2801474), (106, 2748616), (107, 2722928), (152, 1916798), (169, 1723984), (208, 1400737), (212, 1374308), (214, 1361464), (247, 1179568), (304, 958399), (338, 861992), (424, 687154), (428, 680732), (494, 589784), (676, 430996), (689, 422864), (848, 343577), (856, 340366), (988, 294892), (1007, 289328), (1352, 215498), (1378, 211432), (1391, 209456), (1712, 170183), (1976, 147446), (2014, 144664), (2033, 143312), (2704, 107749), (2756, 105716), (2782, 104728), (3211, 90736), (3952, 73723), (4028, 72332), (4066, 71656), (5512, 52858), (5564, 52364), (5671, 51376), (6422, 45368), (8056, 36166), (8132, 35828), (8957, 32528), (11024, 26429), (11128, 26182), (11342, 25688), (12844, 22684), (13091, 22256), (16112, 18083), (16264, 17914)]