720283982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{439}}^1$

素因数の和:617

約数の個数: 64

約数和(自身を含む): 1293304320

約数和(自身を除く): 573020338

約数列:

[1, 2, 11, 17, 22, 34, 41, 82, 107, 187, 214, 374, 439, 451, 697, 878, 902, 1177, 1394, 1819, 2354, 3638, 4387, 4829, 7463, 7667, 8774, 9658, 14926, 15334, 17999, 20009, 35998, 40018, 46973, 48257, 74579, 82093, 93946, 96514, 149158, 164186, 197989, 305983, 395978, 516703, 611966, 798541, 820369, 1033406, 1597082, 1640738, 1925893, 3365813, 3851786, 6731626, 8783951, 17567902, 21184823, 32740181, 42369646, 65480362, 360141991, 720283982]

約数ペア:

[(1, 720283982), (2, 360141991), (11, 65480362), (17, 42369646), (22, 32740181), (34, 21184823), (41, 17567902), (82, 8783951), (107, 6731626), (187, 3851786), (214, 3365813), (374, 1925893), (439, 1640738), (451, 1597082), (697, 1033406), (878, 820369), (902, 798541), (1177, 611966), (1394, 516703), (1819, 395978), (2354, 305983), (3638, 197989), (4387, 164186), (4829, 149158), (7463, 96514), (7667, 93946), (8774, 82093), (9658, 74579), (14926, 48257), (15334, 46973), (17999, 40018), (20009, 35998)]