123780072

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{643}}^1$

素因数の和:1282

約数の個数: 64

約数和(自身を含む): 334313280

約数和(自身を除く): 210533208

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 617, 643, 1234, 1286, 1851, 1929, 2468, 2572, 3702, 3858, 4936, 5144, 7404, 7716, 8021, 8359, 14808, 15432, 16042, 16718, 24063, 25077, 32084, 33436, 48126, 50154, 64168, 66872, 96252, 100308, 192504, 200616, 396731, 793462, 1190193, 1586924, 2380386, 3173848, 4760772, 5157503, 9521544, 10315006, 15472509, 20630012, 30945018, 41260024, 61890036, 123780072]

約数ペア:

[(1, 123780072), (2, 61890036), (3, 41260024), (4, 30945018), (6, 20630012), (8, 15472509), (12, 10315006), (13, 9521544), (24, 5157503), (26, 4760772), (39, 3173848), (52, 2380386), (78, 1586924), (104, 1190193), (156, 793462), (312, 396731), (617, 200616), (643, 192504), (1234, 100308), (1286, 96252), (1851, 66872), (1929, 64168), (2468, 50154), (2572, 48126), (3702, 33436), (3858, 32084), (4936, 25077), (5144, 24063), (7404, 16718), (7716, 16042), (8021, 15432), (8359, 14808)]