63171780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{21487}}^1$

素因数の和:21513

約数の個数: 72

約数和(自身を含む): 205769088

約数和(自身を除く): 142597308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 21487, 42974, 64461, 85948, 107435, 128922, 150409, 214870, 257844, 300818, 322305, 429740, 451227, 601636, 644610, 752045, 902454, 1052863, 1289220, 1504090, 1804908, 2105726, 2256135, 3008180, 3158589, 4211452, 4512270, 5264315, 6317178, 9024540, 10528630, 12634356, 15792945, 21057260, 31585890, 63171780]

約数ペア:

[(1, 63171780), (2, 31585890), (3, 21057260), (4, 15792945), (5, 12634356), (6, 10528630), (7, 9024540), (10, 6317178), (12, 5264315), (14, 4512270), (15, 4211452), (20, 3158589), (21, 3008180), (28, 2256135), (30, 2105726), (35, 1804908), (42, 1504090), (49, 1289220), (60, 1052863), (70, 902454), (84, 752045), (98, 644610), (105, 601636), (140, 451227), (147, 429740), (196, 322305), (210, 300818), (245, 257844), (294, 214870), (420, 150409), (490, 128922), (588, 107435), (735, 85948), (980, 64461), (1470, 42974), (2940, 21487)]