223493940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1931}}^1$

素因数の和:2589

約数の個数: 72

約数和(自身を含む): 679337568

約数和(自身を除く): 455843628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 643, 1286, 1929, 1931, 2572, 3215, 3858, 3862, 5787, 5793, 6430, 7716, 7724, 9645, 9655, 11574, 11586, 12860, 17379, 19290, 19310, 23148, 23172, 28935, 28965, 34758, 38580, 38620, 57870, 57930, 69516, 86895, 115740, 115860, 173790, 347580, 1241633, 2483266, 3724899, 4966532, 6208165, 7449798, 11174697, 12416330, 14899596, 18624495, 22349394, 24832660, 37248990, 44698788, 55873485, 74497980, 111746970, 223493940]

約数ペア:

[(1, 223493940), (2, 111746970), (3, 74497980), (4, 55873485), (5, 44698788), (6, 37248990), (9, 24832660), (10, 22349394), (12, 18624495), (15, 14899596), (18, 12416330), (20, 11174697), (30, 7449798), (36, 6208165), (45, 4966532), (60, 3724899), (90, 2483266), (180, 1241633), (643, 347580), (1286, 173790), (1929, 115860), (1931, 115740), (2572, 86895), (3215, 69516), (3858, 57930), (3862, 57870), (5787, 38620), (5793, 38580), (6430, 34758), (7716, 28965), (7724, 28935), (9645, 23172), (9655, 23148), (11574, 19310), (11586, 19290), (12860, 17379)]