78512040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{467}}^2$

素因数の和:951

約数の個数: 72

約数和(自身を含む): 255711690

約数和(自身を除く): 177199650

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 467, 934, 1401, 1868, 2335, 2802, 3736, 4203, 4670, 5604, 7005, 8406, 9340, 11208, 14010, 16812, 18680, 21015, 28020, 33624, 42030, 56040, 84060, 168120, 218089, 436178, 654267, 872356, 1090445, 1308534, 1744712, 1962801, 2180890, 2617068, 3271335, 3925602, 4361780, 5234136, 6542670, 7851204, 8723560, 9814005, 13085340, 15702408, 19628010, 26170680, 39256020, 78512040]

約数ペア:

[(1, 78512040), (2, 39256020), (3, 26170680), (4, 19628010), (5, 15702408), (6, 13085340), (8, 9814005), (9, 8723560), (10, 7851204), (12, 6542670), (15, 5234136), (18, 4361780), (20, 3925602), (24, 3271335), (30, 2617068), (36, 2180890), (40, 1962801), (45, 1744712), (60, 1308534), (72, 1090445), (90, 872356), (120, 654267), (180, 436178), (360, 218089), (467, 168120), (934, 84060), (1401, 56040), (1868, 42030), (2335, 33624), (2802, 28020), (3736, 21015), (4203, 18680), (4670, 16812), (5604, 14010), (7005, 11208), (8406, 9340)]