179947188

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{383}}^1\times {\mathrm{421}}^1$

素因数の和:845

約数の個数: 72

約数和(自身を含む): 471883776

約数和(自身を除く): 291936588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 383, 421, 558, 766, 842, 1116, 1149, 1263, 1532, 1684, 2298, 2526, 3447, 3789, 4596, 5052, 6894, 7578, 11873, 13051, 13788, 15156, 23746, 26102, 35619, 39153, 47492, 52204, 71238, 78306, 106857, 117459, 142476, 156612, 161243, 213714, 234918, 322486, 427428, 469836, 483729, 644972, 967458, 1451187, 1934916, 2902374, 4998533, 5804748, 9997066, 14995599, 19994132, 29991198, 44986797, 59982396, 89973594, 179947188]

約数ペア:

[(1, 179947188), (2, 89973594), (3, 59982396), (4, 44986797), (6, 29991198), (9, 19994132), (12, 14995599), (18, 9997066), (31, 5804748), (36, 4998533), (62, 2902374), (93, 1934916), (124, 1451187), (186, 967458), (279, 644972), (372, 483729), (383, 469836), (421, 427428), (558, 322486), (766, 234918), (842, 213714), (1116, 161243), (1149, 156612), (1263, 142476), (1532, 117459), (1684, 106857), (2298, 78306), (2526, 71238), (3447, 52204), (3789, 47492), (4596, 39153), (5052, 35619), (6894, 26102), (7578, 23746), (11873, 15156), (13051, 13788)]