81820704

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{389}}^1$

素因数の和:722

約数の個数: 96

約数和(自身を含む): 246879360

約数和(自身を除く): 165058656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 313, 336, 389, 626, 672, 778, 939, 1167, 1252, 1556, 1878, 2191, 2334, 2504, 2723, 3112, 3756, 4382, 4668, 5008, 5446, 6224, 6573, 7512, 8169, 8764, 9336, 10016, 10892, 12448, 13146, 15024, 16338, 17528, 18672, 21784, 26292, 30048, 32676, 35056, 37344, 43568, 52584, 65352, 70112, 87136, 105168, 121757, 130704, 210336, 243514, 261408, 365271, 487028, 730542, 852299, 974056, 1461084, 1704598, 1948112, 2556897, 2922168, 3409196, 3896224, 5113794, 5844336, 6818392, 10227588, 11688672, 13636784, 20455176, 27273568, 40910352, 81820704]

約数ペア:

[(1, 81820704), (2, 40910352), (3, 27273568), (4, 20455176), (6, 13636784), (7, 11688672), (8, 10227588), (12, 6818392), (14, 5844336), (16, 5113794), (21, 3896224), (24, 3409196), (28, 2922168), (32, 2556897), (42, 1948112), (48, 1704598), (56, 1461084), (84, 974056), (96, 852299), (112, 730542), (168, 487028), (224, 365271), (313, 261408), (336, 243514), (389, 210336), (626, 130704), (672, 121757), (778, 105168), (939, 87136), (1167, 70112), (1252, 65352), (1556, 52584), (1878, 43568), (2191, 37344), (2334, 35056), (2504, 32676), (2723, 30048), (3112, 26292), (3756, 21784), (4382, 18672), (4668, 17528), (5008, 16338), (5446, 15024), (6224, 13146), (6573, 12448), (7512, 10892), (8169, 10016), (8764, 9336)]