64720692

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1319}}^1$

素因数の和:1405

約数の個数: 72

約数和(自身を含む): 172972800

約数和(自身を除く): 108252108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 47, 58, 87, 94, 116, 141, 174, 188, 261, 282, 348, 423, 522, 564, 846, 1044, 1319, 1363, 1692, 2638, 2726, 3957, 4089, 5276, 5452, 7914, 8178, 11871, 12267, 15828, 16356, 23742, 24534, 38251, 47484, 49068, 61993, 76502, 114753, 123986, 153004, 185979, 229506, 247972, 344259, 371958, 459012, 557937, 688518, 743916, 1115874, 1377036, 1797797, 2231748, 3595594, 5393391, 7191188, 10786782, 16180173, 21573564, 32360346, 64720692]

約数ペア:

[(1, 64720692), (2, 32360346), (3, 21573564), (4, 16180173), (6, 10786782), (9, 7191188), (12, 5393391), (18, 3595594), (29, 2231748), (36, 1797797), (47, 1377036), (58, 1115874), (87, 743916), (94, 688518), (116, 557937), (141, 459012), (174, 371958), (188, 344259), (261, 247972), (282, 229506), (348, 185979), (423, 153004), (522, 123986), (564, 114753), (846, 76502), (1044, 61993), (1319, 49068), (1363, 47484), (1692, 38251), (2638, 24534), (2726, 23742), (3957, 16356), (4089, 15828), (5276, 12267), (5452, 11871), (7914, 8178)]