30561784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:724

約数の個数: 64

約数和(自身を含む): 68428800

約数和(自身を除く): 37867016

約数列:

[1, 2, 4, 8, 11, 17, 22, 31, 34, 44, 62, 68, 88, 124, 136, 187, 248, 341, 374, 527, 659, 682, 748, 1054, 1318, 1364, 1496, 2108, 2636, 2728, 4216, 5272, 5797, 7249, 11203, 11594, 14498, 20429, 22406, 23188, 28996, 40858, 44812, 46376, 57992, 81716, 89624, 123233, 163432, 224719, 246466, 347293, 449438, 492932, 694586, 898876, 985864, 1389172, 1797752, 2778344, 3820223, 7640446, 15280892, 30561784]

約数ペア:

[(1, 30561784), (2, 15280892), (4, 7640446), (8, 3820223), (11, 2778344), (17, 1797752), (22, 1389172), (31, 985864), (34, 898876), (44, 694586), (62, 492932), (68, 449438), (88, 347293), (124, 246466), (136, 224719), (187, 163432), (248, 123233), (341, 89624), (374, 81716), (527, 57992), (659, 46376), (682, 44812), (748, 40858), (1054, 28996), (1318, 23188), (1364, 22406), (1496, 20429), (2108, 14498), (2636, 11594), (2728, 11203), (4216, 7249), (5272, 5797)]