305895516

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{241}}^1\times {\mathrm{293}}^1$

素因数の和:579

約数の個数: 72

約数和(自身を含む): 759006864

約数和(自身を除く): 453111348

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 241, 293, 361, 482, 586, 722, 723, 879, 964, 1083, 1172, 1444, 1446, 1758, 2166, 2892, 3516, 4332, 4579, 5567, 9158, 11134, 13737, 16701, 18316, 22268, 27474, 33402, 54948, 66804, 70613, 87001, 105773, 141226, 174002, 211546, 211839, 261003, 282452, 317319, 348004, 423092, 423678, 522006, 634638, 847356, 1044012, 1269276, 1341647, 2683294, 4024941, 5366588, 8049882, 16099764, 25491293, 50982586, 76473879, 101965172, 152947758, 305895516]

約数ペア:

[(1, 305895516), (2, 152947758), (3, 101965172), (4, 76473879), (6, 50982586), (12, 25491293), (19, 16099764), (38, 8049882), (57, 5366588), (76, 4024941), (114, 2683294), (228, 1341647), (241, 1269276), (293, 1044012), (361, 847356), (482, 634638), (586, 522006), (722, 423678), (723, 423092), (879, 348004), (964, 317319), (1083, 282452), (1172, 261003), (1444, 211839), (1446, 211546), (1758, 174002), (2166, 141226), (2892, 105773), (3516, 87001), (4332, 70613), (4579, 66804), (5567, 54948), (9158, 33402), (11134, 27474), (13737, 22268), (16701, 18316)]