220241476

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:214

約数の個数: 108

約数和(自身を含む): 497975940

約数和(自身を除く): 277734464

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 61, 91, 98, 109, 122, 169, 182, 196, 218, 244, 338, 364, 427, 436, 637, 676, 763, 793, 854, 1183, 1274, 1417, 1526, 1586, 1708, 2366, 2548, 2834, 2989, 3052, 3172, 4732, 5341, 5551, 5668, 5978, 6649, 8281, 9919, 10309, 10682, 11102, 11956, 13298, 16562, 18421, 19838, 20618, 21364, 22204, 26596, 33124, 36842, 38857, 39676, 41236, 46543, 69433, 72163, 73684, 77714, 86437, 93086, 128947, 138866, 144326, 155428, 172874, 186172, 257894, 277732, 288652, 325801, 345748, 505141, 515788, 605059, 651602, 902629, 1010282, 1123681, 1210118, 1303204, 1805258, 2020564, 2247362, 2420236, 3610516, 4235413, 4494724, 7865767, 8470826, 15731534, 16941652, 31463068, 55060369, 110120738, 220241476]

約数ペア:

[(1, 220241476), (2, 110120738), (4, 55060369), (7, 31463068), (13, 16941652), (14, 15731534), (26, 8470826), (28, 7865767), (49, 4494724), (52, 4235413), (61, 3610516), (91, 2420236), (98, 2247362), (109, 2020564), (122, 1805258), (169, 1303204), (182, 1210118), (196, 1123681), (218, 1010282), (244, 902629), (338, 651602), (364, 605059), (427, 515788), (436, 505141), (637, 345748), (676, 325801), (763, 288652), (793, 277732), (854, 257894), (1183, 186172), (1274, 172874), (1417, 155428), (1526, 144326), (1586, 138866), (1708, 128947), (2366, 93086), (2548, 86437), (2834, 77714), (2989, 73684), (3052, 72163), (3172, 69433), (4732, 46543), (5341, 41236), (5551, 39676), (5668, 38857), (5978, 36842), (6649, 33124), (8281, 26596), (9919, 22204), (10309, 21364), (10682, 20618), (11102, 19838), (11956, 18421), (13298, 16562)]