78741270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{83}}^2\times {\mathrm{127}}^1$

素因数の和:306

約数の個数: 72

約数和(自身を含む): 208855296

約数和(自身を除く): 130114026

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 83, 90, 127, 166, 249, 254, 381, 415, 498, 635, 747, 762, 830, 1143, 1245, 1270, 1494, 1905, 2286, 2490, 3735, 3810, 5715, 6889, 7470, 10541, 11430, 13778, 20667, 21082, 31623, 34445, 41334, 52705, 62001, 63246, 68890, 94869, 103335, 105410, 124002, 158115, 189738, 206670, 310005, 316230, 474345, 620010, 874903, 948690, 1749806, 2624709, 4374515, 5249418, 7874127, 8749030, 13123545, 15748254, 26247090, 39370635, 78741270]

約数ペア:

[(1, 78741270), (2, 39370635), (3, 26247090), (5, 15748254), (6, 13123545), (9, 8749030), (10, 7874127), (15, 5249418), (18, 4374515), (30, 2624709), (45, 1749806), (83, 948690), (90, 874903), (127, 620010), (166, 474345), (249, 316230), (254, 310005), (381, 206670), (415, 189738), (498, 158115), (635, 124002), (747, 105410), (762, 103335), (830, 94869), (1143, 68890), (1245, 63246), (1270, 62001), (1494, 52705), (1905, 41334), (2286, 34445), (2490, 31623), (3735, 21082), (3810, 20667), (5715, 13778), (6889, 11430), (7470, 10541)]