321317856

素因数分解:

$2^5\times 3^2\times {\mathrm{659}}^1\times {\mathrm{1693}}^1$

素因数の和:2368

約数の個数: 72

約数和(自身を含む): 915674760

約数和(自身を除く): 594356904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 659, 1318, 1693, 1977, 2636, 3386, 3954, 5079, 5272, 5931, 6772, 7908, 10158, 10544, 11862, 13544, 15237, 15816, 20316, 21088, 23724, 27088, 30474, 31632, 40632, 47448, 54176, 60948, 63264, 81264, 94896, 121896, 162528, 189792, 243792, 487584, 1115687, 2231374, 3347061, 4462748, 6694122, 8925496, 10041183, 13388244, 17850992, 20082366, 26776488, 35701984, 40164732, 53552976, 80329464, 107105952, 160658928, 321317856]

約数ペア:

[(1, 321317856), (2, 160658928), (3, 107105952), (4, 80329464), (6, 53552976), (8, 40164732), (9, 35701984), (12, 26776488), (16, 20082366), (18, 17850992), (24, 13388244), (32, 10041183), (36, 8925496), (48, 6694122), (72, 4462748), (96, 3347061), (144, 2231374), (288, 1115687), (659, 487584), (1318, 243792), (1693, 189792), (1977, 162528), (2636, 121896), (3386, 94896), (3954, 81264), (5079, 63264), (5272, 60948), (5931, 54176), (6772, 47448), (7908, 40632), (10158, 31632), (10544, 30474), (11862, 27088), (13544, 23724), (15237, 21088), (15816, 20316)]