399153552

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{829}}^1\times {\mathrm{1433}}^1$

素因数の和:2280

約数の個数: 80

約数和(自身を含む): 1180698240

約数和(自身を除く): 781544688

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 829, 1433, 1658, 2487, 2866, 3316, 4299, 4974, 5732, 5803, 6632, 8598, 9948, 10031, 11464, 11606, 13264, 17196, 17409, 19896, 20062, 22928, 23212, 30093, 34392, 34818, 39792, 40124, 46424, 60186, 68784, 69636, 80248, 92848, 120372, 139272, 160496, 240744, 278544, 481488, 1187957, 2375914, 3563871, 4751828, 7127742, 8315699, 9503656, 14255484, 16631398, 19007312, 24947097, 28510968, 33262796, 49894194, 57021936, 66525592, 99788388, 133051184, 199576776, 399153552]

約数ペア:

[(1, 399153552), (2, 199576776), (3, 133051184), (4, 99788388), (6, 66525592), (7, 57021936), (8, 49894194), (12, 33262796), (14, 28510968), (16, 24947097), (21, 19007312), (24, 16631398), (28, 14255484), (42, 9503656), (48, 8315699), (56, 7127742), (84, 4751828), (112, 3563871), (168, 2375914), (336, 1187957), (829, 481488), (1433, 278544), (1658, 240744), (2487, 160496), (2866, 139272), (3316, 120372), (4299, 92848), (4974, 80248), (5732, 69636), (5803, 68784), (6632, 60186), (8598, 46424), (9948, 40124), (10031, 39792), (11464, 34818), (11606, 34392), (13264, 30093), (17196, 23212), (17409, 22928), (19896, 20062)]