668171308

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:315

約数の個数: 96

約数和(自身を含む): 1422270080

約数和(自身を除く): 754098772

約数列:

[1, 2, 4, 7, 14, 28, 37, 61, 74, 97, 109, 122, 148, 194, 218, 244, 259, 388, 427, 436, 518, 679, 763, 854, 1036, 1358, 1526, 1708, 2257, 2716, 3052, 3589, 4033, 4514, 5917, 6649, 7178, 8066, 9028, 10573, 11834, 13298, 14356, 15799, 16132, 21146, 23668, 25123, 26596, 28231, 31598, 41419, 42292, 46543, 50246, 56462, 63196, 74011, 82838, 93086, 100492, 112924, 148022, 165676, 186172, 218929, 246013, 296044, 391201, 437858, 492026, 644953, 782402, 875716, 984052, 1289906, 1532503, 1564804, 1722091, 2579812, 2738407, 3065006, 3444182, 4514671, 5476814, 6130012, 6888364, 9029342, 10953628, 18058684, 23863261, 47726522, 95453044, 167042827, 334085654, 668171308]

約数ペア:

[(1, 668171308), (2, 334085654), (4, 167042827), (7, 95453044), (14, 47726522), (28, 23863261), (37, 18058684), (61, 10953628), (74, 9029342), (97, 6888364), (109, 6130012), (122, 5476814), (148, 4514671), (194, 3444182), (218, 3065006), (244, 2738407), (259, 2579812), (388, 1722091), (427, 1564804), (436, 1532503), (518, 1289906), (679, 984052), (763, 875716), (854, 782402), (1036, 644953), (1358, 492026), (1526, 437858), (1708, 391201), (2257, 296044), (2716, 246013), (3052, 218929), (3589, 186172), (4033, 165676), (4514, 148022), (5917, 112924), (6649, 100492), (7178, 93086), (8066, 82838), (9028, 74011), (10573, 63196), (11834, 56462), (13298, 50246), (14356, 46543), (15799, 42292), (16132, 41419), (21146, 31598), (23668, 28231), (25123, 26596)]