320200496

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:487

約数の個数: 120

約数和(自身を含む): 796931136

約数和(自身を除く): 476730640

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 107, 112, 154, 176, 196, 214, 308, 347, 392, 428, 539, 616, 694, 749, 784, 856, 1078, 1177, 1232, 1388, 1498, 1712, 2156, 2354, 2429, 2776, 2996, 3817, 4312, 4708, 4858, 5243, 5552, 5992, 7634, 8239, 8624, 9416, 9716, 10486, 11984, 15268, 16478, 17003, 18832, 19432, 20972, 26719, 30536, 32956, 34006, 37129, 38864, 41944, 53438, 57673, 61072, 65912, 68012, 74258, 83888, 106876, 115346, 131824, 136024, 148516, 187033, 213752, 230692, 259903, 272048, 297032, 374066, 408419, 427504, 461384, 519806, 594064, 748132, 816838, 922768, 1039612, 1496264, 1633676, 1819321, 2079224, 2858933, 2992528, 3267352, 3638642, 4158448, 5717866, 6534704, 7277284, 11435732, 14554568, 20012531, 22871464, 29109136, 40025062, 45742928, 80050124, 160100248, 320200496]

約数ペア:

[(1, 320200496), (2, 160100248), (4, 80050124), (7, 45742928), (8, 40025062), (11, 29109136), (14, 22871464), (16, 20012531), (22, 14554568), (28, 11435732), (44, 7277284), (49, 6534704), (56, 5717866), (77, 4158448), (88, 3638642), (98, 3267352), (107, 2992528), (112, 2858933), (154, 2079224), (176, 1819321), (196, 1633676), (214, 1496264), (308, 1039612), (347, 922768), (392, 816838), (428, 748132), (539, 594064), (616, 519806), (694, 461384), (749, 427504), (784, 408419), (856, 374066), (1078, 297032), (1177, 272048), (1232, 259903), (1388, 230692), (1498, 213752), (1712, 187033), (2156, 148516), (2354, 136024), (2429, 131824), (2776, 115346), (2996, 106876), (3817, 83888), (4312, 74258), (4708, 68012), (4858, 65912), (5243, 61072), (5552, 57673), (5992, 53438), (7634, 41944), (8239, 38864), (8624, 37129), (9416, 34006), (9716, 32956), (10486, 30536), (11984, 26719), (15268, 20972), (16478, 19432), (17003, 18832)]