216746544

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20809}}^1$

素因数の和:20858

約数の個数: 80

約数和(自身を含む): 660592640

約数和(自身を除く): 443846096

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2604, 3472, 5208, 10416, 20809, 41618, 62427, 83236, 124854, 145663, 166472, 249708, 291326, 332944, 436989, 499416, 582652, 645079, 873978, 998832, 1165304, 1290158, 1747956, 1935237, 2330608, 2580316, 3495912, 3870474, 4515553, 5160632, 6991824, 7740948, 9031106, 10321264, 13546659, 15481896, 18062212, 27093318, 30963792, 36124424, 54186636, 72248848, 108373272, 216746544]

約数ペア:

[(1, 216746544), (2, 108373272), (3, 72248848), (4, 54186636), (6, 36124424), (7, 30963792), (8, 27093318), (12, 18062212), (14, 15481896), (16, 13546659), (21, 10321264), (24, 9031106), (28, 7740948), (31, 6991824), (42, 5160632), (48, 4515553), (56, 3870474), (62, 3495912), (84, 2580316), (93, 2330608), (112, 1935237), (124, 1747956), (168, 1290158), (186, 1165304), (217, 998832), (248, 873978), (336, 645079), (372, 582652), (434, 499416), (496, 436989), (651, 332944), (744, 291326), (868, 249708), (1302, 166472), (1488, 145663), (1736, 124854), (2604, 83236), (3472, 62427), (5208, 41618), (10416, 20809)]