320435836

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:363

約数の個数: 96

約数和(自身を含む): 705474560

約数和(自身を除く): 385038724

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 73, 74, 76, 133, 146, 148, 223, 259, 266, 292, 446, 511, 518, 532, 703, 892, 1022, 1036, 1387, 1406, 1561, 2044, 2701, 2774, 2812, 3122, 4237, 4921, 5402, 5548, 6244, 8251, 8474, 9709, 9842, 10804, 16279, 16502, 16948, 18907, 19418, 19684, 29659, 32558, 33004, 37814, 38836, 51319, 57757, 59318, 65116, 75628, 102638, 113953, 115514, 118636, 156769, 205276, 227906, 231028, 309301, 313538, 359233, 455812, 602323, 618602, 627076, 718466, 1097383, 1204646, 1237204, 1436932, 2165107, 2194766, 2409292, 4216261, 4330214, 4389532, 8432522, 8660428, 11444137, 16865044, 22888274, 45776548, 80108959, 160217918, 320435836]

約数ペア:

[(1, 320435836), (2, 160217918), (4, 80108959), (7, 45776548), (14, 22888274), (19, 16865044), (28, 11444137), (37, 8660428), (38, 8432522), (73, 4389532), (74, 4330214), (76, 4216261), (133, 2409292), (146, 2194766), (148, 2165107), (223, 1436932), (259, 1237204), (266, 1204646), (292, 1097383), (446, 718466), (511, 627076), (518, 618602), (532, 602323), (703, 455812), (892, 359233), (1022, 313538), (1036, 309301), (1387, 231028), (1406, 227906), (1561, 205276), (2044, 156769), (2701, 118636), (2774, 115514), (2812, 113953), (3122, 102638), (4237, 75628), (4921, 65116), (5402, 59318), (5548, 57757), (6244, 51319), (8251, 38836), (8474, 37814), (9709, 33004), (9842, 32558), (10804, 29659), (16279, 19684), (16502, 19418), (16948, 18907)]