639313455172

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{82723}}^1$

素因数の和:83025

約数の個数: 96

約数和(自身を含む): 1371233024000

約数和(自身を除く): 731919568828

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 73, 76, 133, 146, 199, 266, 292, 398, 511, 532, 796, 1022, 1387, 1393, 2044, 2774, 2786, 3781, 5548, 5572, 7562, 9709, 14527, 15124, 19418, 26467, 29054, 38836, 52934, 58108, 82723, 101689, 105868, 165446, 203378, 276013, 330892, 406756, 552026, 579061, 1104052, 1158122, 1571737, 1932091, 2316244, 3143474, 3864182, 6038779, 6286948, 7728364, 11002159, 12077558, 16461877, 22004318, 24155116, 32923754, 42271453, 44008636, 65847508, 84542906, 114736801, 115233139, 169085812, 229473602, 230466278, 312775663, 458947204, 460932556, 625551326, 803157607, 1201717021, 1251102652, 1606315214, 2189429641, 2403434042, 3212630428, 4378859282, 4806868084, 8412019147, 8757718564, 16824038294, 22832623399, 33648076588, 45665246798, 91330493596, 159828363793, 319656727586, 639313455172]

約数ペア:

[(1, 639313455172), (2, 319656727586), (4, 159828363793), (7, 91330493596), (14, 45665246798), (19, 33648076588), (28, 22832623399), (38, 16824038294), (73, 8757718564), (76, 8412019147), (133, 4806868084), (146, 4378859282), (199, 3212630428), (266, 2403434042), (292, 2189429641), (398, 1606315214), (511, 1251102652), (532, 1201717021), (796, 803157607), (1022, 625551326), (1387, 460932556), (1393, 458947204), (2044, 312775663), (2774, 230466278), (2786, 229473602), (3781, 169085812), (5548, 115233139), (5572, 114736801), (7562, 84542906), (9709, 65847508), (14527, 44008636), (15124, 42271453), (19418, 32923754), (26467, 24155116), (29054, 22004318), (38836, 16461877), (52934, 12077558), (58108, 11002159), (82723, 7728364), (101689, 6286948), (105868, 6038779), (165446, 3864182), (203378, 3143474), (276013, 2316244), (330892, 1932091), (406756, 1571737), (552026, 1158122), (579061, 1104052)]