205990128

素因数分解:

$2^4\times 3^5\times {\mathrm{52981}}^1$

素因数の和:53004

約数の個数: 60

約数和(自身を含む): 597848888

約数和(自身を除く): 391858760

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 972, 1296, 1944, 3888, 52981, 105962, 158943, 211924, 317886, 423848, 476829, 635772, 847696, 953658, 1271544, 1430487, 1907316, 2543088, 2860974, 3814632, 4291461, 5721948, 7629264, 8582922, 11443896, 12874383, 17165844, 22887792, 25748766, 34331688, 51497532, 68663376, 102995064, 205990128]

約数ペア:

[(1, 205990128), (2, 102995064), (3, 68663376), (4, 51497532), (6, 34331688), (8, 25748766), (9, 22887792), (12, 17165844), (16, 12874383), (18, 11443896), (24, 8582922), (27, 7629264), (36, 5721948), (48, 4291461), (54, 3814632), (72, 2860974), (81, 2543088), (108, 1907316), (144, 1430487), (162, 1271544), (216, 953658), (243, 847696), (324, 635772), (432, 476829), (486, 423848), (648, 317886), (972, 211924), (1296, 158943), (1944, 105962), (3888, 52981)]