154811772

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{947}}^1$

素因数の和:1215

約数の個数: 72

約数和(自身を含む): 414086400

約数和(自身を除く): 259274628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 239, 342, 478, 684, 717, 947, 956, 1434, 1894, 2151, 2841, 2868, 3788, 4302, 4541, 5682, 8523, 8604, 9082, 11364, 13623, 17046, 17993, 18164, 27246, 34092, 35986, 40869, 53979, 54492, 71972, 81738, 107958, 161937, 163476, 215916, 226333, 323874, 452666, 647748, 678999, 905332, 1357998, 2036997, 2715996, 4073994, 4300327, 8147988, 8600654, 12900981, 17201308, 25801962, 38702943, 51603924, 77405886, 154811772]

約数ペア:

[(1, 154811772), (2, 77405886), (3, 51603924), (4, 38702943), (6, 25801962), (9, 17201308), (12, 12900981), (18, 8600654), (19, 8147988), (36, 4300327), (38, 4073994), (57, 2715996), (76, 2036997), (114, 1357998), (171, 905332), (228, 678999), (239, 647748), (342, 452666), (478, 323874), (684, 226333), (717, 215916), (947, 163476), (956, 161937), (1434, 107958), (1894, 81738), (2151, 71972), (2841, 54492), (2868, 53979), (3788, 40869), (4302, 35986), (4541, 34092), (5682, 27246), (8523, 18164), (8604, 17993), (9082, 17046), (11364, 13623)]