27720324

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 73731840

約数和(自身を除く): 46011516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 59, 62, 93, 118, 124, 177, 186, 236, 279, 354, 372, 421, 531, 558, 708, 842, 1062, 1116, 1263, 1684, 1829, 2124, 2526, 3658, 3789, 5052, 5487, 7316, 7578, 10974, 13051, 15156, 16461, 21948, 24839, 26102, 32922, 39153, 49678, 52204, 65844, 74517, 78306, 99356, 117459, 149034, 156612, 223551, 234918, 298068, 447102, 469836, 770009, 894204, 1540018, 2310027, 3080036, 4620054, 6930081, 9240108, 13860162, 27720324]

約数ペア:

[(1, 27720324), (2, 13860162), (3, 9240108), (4, 6930081), (6, 4620054), (9, 3080036), (12, 2310027), (18, 1540018), (31, 894204), (36, 770009), (59, 469836), (62, 447102), (93, 298068), (118, 234918), (124, 223551), (177, 156612), (186, 149034), (236, 117459), (279, 99356), (354, 78306), (372, 74517), (421, 65844), (531, 52204), (558, 49678), (708, 39153), (842, 32922), (1062, 26102), (1116, 24839), (1263, 21948), (1684, 16461), (1829, 15156), (2124, 13051), (2526, 10974), (3658, 7578), (3789, 7316), (5052, 5487)]