215318936

素因数分解:

$2^3\times 7^3\times {\mathrm{131}}^1\times {\mathrm{599}}^1$

素因数の和:757

約数の個数: 64

約数和(自身を含む): 475200000

約数和(自身を除く): 259881064

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 131, 196, 262, 343, 392, 524, 599, 686, 917, 1048, 1198, 1372, 1834, 2396, 2744, 3668, 4193, 4792, 6419, 7336, 8386, 12838, 16772, 25676, 29351, 33544, 44933, 51352, 58702, 78469, 89866, 117404, 156938, 179732, 205457, 234808, 313876, 359464, 410914, 549283, 627752, 821828, 1098566, 1643656, 2197132, 3844981, 4394264, 7689962, 15379924, 26914867, 30759848, 53829734, 107659468, 215318936]

約数ペア:

[(1, 215318936), (2, 107659468), (4, 53829734), (7, 30759848), (8, 26914867), (14, 15379924), (28, 7689962), (49, 4394264), (56, 3844981), (98, 2197132), (131, 1643656), (196, 1098566), (262, 821828), (343, 627752), (392, 549283), (524, 410914), (599, 359464), (686, 313876), (917, 234808), (1048, 205457), (1198, 179732), (1372, 156938), (1834, 117404), (2396, 89866), (2744, 78469), (3668, 58702), (4193, 51352), (4792, 44933), (6419, 33544), (7336, 29351), (8386, 25676), (12838, 16772)]