72469880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3863}}^1$

素因数の和:3948

約数の個数: 64

約数和(自身を含む): 189181440

約数和(自身を除く): 116711560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2680, 3752, 3863, 4690, 7726, 9380, 15452, 18760, 19315, 27041, 30904, 38630, 54082, 77260, 108164, 135205, 154520, 216328, 258821, 270410, 517642, 540820, 1035284, 1081640, 1294105, 1811747, 2070568, 2588210, 3623494, 5176420, 7246988, 9058735, 10352840, 14493976, 18117470, 36234940, 72469880]

約数ペア:

[(1, 72469880), (2, 36234940), (4, 18117470), (5, 14493976), (7, 10352840), (8, 9058735), (10, 7246988), (14, 5176420), (20, 3623494), (28, 2588210), (35, 2070568), (40, 1811747), (56, 1294105), (67, 1081640), (70, 1035284), (134, 540820), (140, 517642), (268, 270410), (280, 258821), (335, 216328), (469, 154520), (536, 135205), (670, 108164), (938, 77260), (1340, 54082), (1876, 38630), (2345, 30904), (2680, 27041), (3752, 19315), (3863, 18760), (4690, 15452), (7726, 9380)]