72274644

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{397}}^1$

素因数の和:809

約数の個数: 72

約数和(自身を含む): 197750280

約数和(自身を除く): 125475636

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 389, 397, 468, 778, 794, 1167, 1191, 1556, 1588, 2334, 2382, 3501, 3573, 4668, 4764, 5057, 5161, 7002, 7146, 10114, 10322, 14004, 14292, 15171, 15483, 20228, 20644, 30342, 30966, 45513, 46449, 60684, 61932, 91026, 92898, 154433, 182052, 185796, 308866, 463299, 617732, 926598, 1389897, 1853196, 2007629, 2779794, 4015258, 5559588, 6022887, 8030516, 12045774, 18068661, 24091548, 36137322, 72274644]

約数ペア:

[(1, 72274644), (2, 36137322), (3, 24091548), (4, 18068661), (6, 12045774), (9, 8030516), (12, 6022887), (13, 5559588), (18, 4015258), (26, 2779794), (36, 2007629), (39, 1853196), (52, 1389897), (78, 926598), (117, 617732), (156, 463299), (234, 308866), (389, 185796), (397, 182052), (468, 154433), (778, 92898), (794, 91026), (1167, 61932), (1191, 60684), (1556, 46449), (1588, 45513), (2334, 30966), (2382, 30342), (3501, 20644), (3573, 20228), (4668, 15483), (4764, 15171), (5057, 14292), (5161, 14004), (7002, 10322), (7146, 10114)]