18978745230

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1495567}}^1$

素因数の和:1495630

約数の個数: 64

約数和(自身を含む): 51686830080

約数和(自身を除く): 32708084850

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 90, 94, 135, 141, 235, 270, 282, 423, 470, 705, 846, 1269, 1410, 2115, 2538, 4230, 6345, 12690, 1495567, 2991134, 4486701, 7477835, 8973402, 13460103, 14955670, 22433505, 26920206, 40380309, 44867010, 67300515, 70291649, 80760618, 134601030, 140583298, 201901545, 210874947, 351458245, 403803090, 421749894, 632624841, 702916490, 1054374735, 1265249682, 1897874523, 2108749470, 3163124205, 3795749046, 6326248410, 9489372615, 18978745230]

約数ペア:

[(1, 18978745230), (2, 9489372615), (3, 6326248410), (5, 3795749046), (6, 3163124205), (9, 2108749470), (10, 1897874523), (15, 1265249682), (18, 1054374735), (27, 702916490), (30, 632624841), (45, 421749894), (47, 403803090), (54, 351458245), (90, 210874947), (94, 201901545), (135, 140583298), (141, 134601030), (235, 80760618), (270, 70291649), (282, 67300515), (423, 44867010), (470, 40380309), (705, 26920206), (846, 22433505), (1269, 14955670), (1410, 13460103), (2115, 8973402), (2538, 7477835), (4230, 4486701), (6345, 2991134), (12690, 1495567)]