123489720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:254

約数の個数: 192

約数和(自身を含む): 421125120

約数和(自身を除く): 297635400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 45, 60, 72, 73, 74, 90, 111, 120, 127, 146, 148, 180, 185, 219, 222, 254, 292, 296, 333, 360, 365, 370, 381, 438, 444, 508, 555, 584, 635, 657, 666, 730, 740, 762, 876, 888, 1016, 1095, 1110, 1143, 1270, 1314, 1332, 1460, 1480, 1524, 1665, 1752, 1905, 2190, 2220, 2286, 2540, 2628, 2664, 2701, 2920, 3048, 3285, 3330, 3810, 4380, 4440, 4572, 4699, 5080, 5256, 5402, 5715, 6570, 6660, 7620, 8103, 8760, 9144, 9271, 9398, 10804, 11430, 13140, 13320, 13505, 14097, 15240, 16206, 18542, 18796, 21608, 22860, 23495, 24309, 26280, 27010, 27813, 28194, 32412, 37084, 37592, 40515, 42291, 45720, 46355, 46990, 48618, 54020, 55626, 56388, 64824, 70485, 74168, 81030, 83439, 84582, 92710, 93980, 97236, 108040, 111252, 112776, 121545, 139065, 140970, 162060, 166878, 169164, 185420, 187960, 194472, 211455, 222504, 243090, 278130, 281940, 324120, 333756, 338328, 343027, 370840, 417195, 422910, 486180, 556260, 563880, 667512, 686054, 834390, 845820, 972360, 1029081, 1112520, 1372108, 1668780, 1691640, 1715135, 2058162, 2744216, 3087243, 3337560, 3430270, 4116324, 5145405, 6174486, 6860540, 8232648, 10290810, 12348972, 13721080, 15436215, 20581620, 24697944, 30872430, 41163240, 61744860, 123489720]

約数ペア:

[(1, 123489720), (2, 61744860), (3, 41163240), (4, 30872430), (5, 24697944), (6, 20581620), (8, 15436215), (9, 13721080), (10, 12348972), (12, 10290810), (15, 8232648), (18, 6860540), (20, 6174486), (24, 5145405), (30, 4116324), (36, 3430270), (37, 3337560), (40, 3087243), (45, 2744216), (60, 2058162), (72, 1715135), (73, 1691640), (74, 1668780), (90, 1372108), (111, 1112520), (120, 1029081), (127, 972360), (146, 845820), (148, 834390), (180, 686054), (185, 667512), (219, 563880), (222, 556260), (254, 486180), (292, 422910), (296, 417195), (333, 370840), (360, 343027), (365, 338328), (370, 333756), (381, 324120), (438, 281940), (444, 278130), (508, 243090), (555, 222504), (584, 211455), (635, 194472), (657, 187960), (666, 185420), (730, 169164), (740, 166878), (762, 162060), (876, 140970), (888, 139065), (1016, 121545), (1095, 112776), (1110, 111252), (1143, 108040), (1270, 97236), (1314, 93980), (1332, 92710), (1460, 84582), (1480, 83439), (1524, 81030), (1665, 74168), (1752, 70485), (1905, 64824), (2190, 56388), (2220, 55626), (2286, 54020), (2540, 48618), (2628, 46990), (2664, 46355), (2701, 45720), (2920, 42291), (3048, 40515), (3285, 37592), (3330, 37084), (3810, 32412), (4380, 28194), (4440, 27813), (4572, 27010), (4699, 26280), (5080, 24309), (5256, 23495), (5402, 22860), (5715, 21608), (6570, 18796), (6660, 18542), (7620, 16206), (8103, 15240), (8760, 14097), (9144, 13505), (9271, 13320), (9398, 13140), (10804, 11430)]