215022756

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{229}}^1\times {\mathrm{463}}^1$

素因数の和:725

約数の個数: 72

約数和(自身を含む): 546833280

約数和(自身を除く): 331810524

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 229, 338, 458, 463, 507, 676, 687, 916, 926, 1014, 1374, 1389, 1852, 2028, 2748, 2778, 2977, 5556, 5954, 6019, 8931, 11908, 12038, 17862, 18057, 24076, 35724, 36114, 38701, 72228, 77402, 78247, 106027, 116103, 154804, 156494, 212054, 232206, 234741, 312988, 318081, 424108, 464412, 469482, 636162, 938964, 1272324, 1378351, 2756702, 4135053, 5513404, 8270106, 16540212, 17918563, 35837126, 53755689, 71674252, 107511378, 215022756]

約数ペア:

[(1, 215022756), (2, 107511378), (3, 71674252), (4, 53755689), (6, 35837126), (12, 17918563), (13, 16540212), (26, 8270106), (39, 5513404), (52, 4135053), (78, 2756702), (156, 1378351), (169, 1272324), (229, 938964), (338, 636162), (458, 469482), (463, 464412), (507, 424108), (676, 318081), (687, 312988), (916, 234741), (926, 232206), (1014, 212054), (1374, 156494), (1389, 154804), (1852, 116103), (2028, 106027), (2748, 78247), (2778, 77402), (2977, 72228), (5556, 38701), (5954, 36114), (6019, 35724), (8931, 24076), (11908, 18057), (12038, 17862)]