78255756

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{599}}^1$

素因数の和:819

約数の個数: 72

約数和(自身を含む): 209664000

約数和(自身を除く): 131408244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 191, 228, 342, 382, 573, 599, 684, 764, 1146, 1198, 1719, 1797, 2292, 2396, 3438, 3594, 3629, 5391, 6876, 7188, 7258, 10782, 10887, 11381, 14516, 21564, 21774, 22762, 32661, 34143, 43548, 45524, 65322, 68286, 102429, 114409, 130644, 136572, 204858, 228818, 343227, 409716, 457636, 686454, 1029681, 1372908, 2059362, 2173771, 4118724, 4347542, 6521313, 8695084, 13042626, 19563939, 26085252, 39127878, 78255756]

約数ペア:

[(1, 78255756), (2, 39127878), (3, 26085252), (4, 19563939), (6, 13042626), (9, 8695084), (12, 6521313), (18, 4347542), (19, 4118724), (36, 2173771), (38, 2059362), (57, 1372908), (76, 1029681), (114, 686454), (171, 457636), (191, 409716), (228, 343227), (342, 228818), (382, 204858), (573, 136572), (599, 130644), (684, 114409), (764, 102429), (1146, 68286), (1198, 65322), (1719, 45524), (1797, 43548), (2292, 34143), (2396, 32661), (3438, 22762), (3594, 21774), (3629, 21564), (5391, 14516), (6876, 11381), (7188, 10887), (7258, 10782)]