20247086565

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{613}}^1$

素因数の和:888

約数の個数: 128

約数和(自身を含む): 38667264000

約数和(自身を除く): 18420177435

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 79, 95, 135, 163, 171, 237, 285, 395, 489, 513, 613, 711, 815, 855, 1185, 1467, 1501, 1839, 2133, 2445, 2565, 3065, 3097, 3555, 4401, 4503, 5517, 7335, 7505, 9195, 9291, 10665, 11647, 12877, 13509, 15485, 16551, 22005, 22515, 27585, 27873, 34941, 38631, 40527, 46455, 48427, 58235, 64385, 67545, 82755, 83619, 99919, 104823, 115893, 139365, 145281, 174705, 193155, 202635, 242135, 244663, 299757, 314469, 347679, 418095, 435843, 499595, 524115, 579465, 726405, 733989, 899271, 920113, 1223315, 1307529, 1498785, 1572345, 1738395, 1898461, 2179215, 2201967, 2697813, 2760339, 3669945, 4496355, 4600565, 5695383, 6537645, 6605901, 7893601, 8281017, 9492305, 11009835, 13489065, 13801695, 17086149, 23680803, 24843051, 28476915, 33029505, 39468005, 41405085, 51258447, 71042409, 85430745, 118404015, 124215255, 149978419, 213127227, 256292235, 355212045, 449935257, 749892095, 1065636135, 1349805771, 2249676285, 4049417313, 6749028855, 20247086565]

約数ペア:

[(1, 20247086565), (3, 6749028855), (5, 4049417313), (9, 2249676285), (15, 1349805771), (19, 1065636135), (27, 749892095), (45, 449935257), (57, 355212045), (79, 256292235), (95, 213127227), (135, 149978419), (163, 124215255), (171, 118404015), (237, 85430745), (285, 71042409), (395, 51258447), (489, 41405085), (513, 39468005), (613, 33029505), (711, 28476915), (815, 24843051), (855, 23680803), (1185, 17086149), (1467, 13801695), (1501, 13489065), (1839, 11009835), (2133, 9492305), (2445, 8281017), (2565, 7893601), (3065, 6605901), (3097, 6537645), (3555, 5695383), (4401, 4600565), (4503, 4496355), (5517, 3669945), (7335, 2760339), (7505, 2697813), (9195, 2201967), (9291, 2179215), (10665, 1898461), (11647, 1738395), (12877, 1572345), (13509, 1498785), (15485, 1307529), (16551, 1223315), (22005, 920113), (22515, 899271), (27585, 733989), (27873, 726405), (34941, 579465), (38631, 524115), (40527, 499595), (46455, 435843), (48427, 418095), (58235, 347679), (64385, 314469), (67545, 299757), (82755, 244663), (83619, 242135), (99919, 202635), (104823, 193155), (115893, 174705), (139365, 145281)]