71311380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{169789}}^1$

素因数の和:169808

約数の個数: 48

約数和(自身を含む): 228197760

約数和(自身を除く): 156886380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 169789, 339578, 509367, 679156, 848945, 1018734, 1188523, 1697890, 2037468, 2377046, 2546835, 3395780, 3565569, 4754092, 5093670, 5942615, 7131138, 10187340, 11885230, 14262276, 17827845, 23770460, 35655690, 71311380]

約数ペア:

[(1, 71311380), (2, 35655690), (3, 23770460), (4, 17827845), (5, 14262276), (6, 11885230), (7, 10187340), (10, 7131138), (12, 5942615), (14, 5093670), (15, 4754092), (20, 3565569), (21, 3395780), (28, 2546835), (30, 2377046), (35, 2037468), (42, 1697890), (60, 1188523), (70, 1018734), (84, 848945), (105, 679156), (140, 509367), (210, 339578), (420, 169789)]