15705526280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{189041}}^1$

素因数の和:189150

約数の個数: 64

約数和(自身を含む): 37021985280

約数和(自身を除く): 21316459000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 67, 124, 134, 155, 248, 268, 310, 335, 536, 620, 670, 1240, 1340, 2077, 2680, 4154, 8308, 10385, 16616, 20770, 41540, 83080, 189041, 378082, 756164, 945205, 1512328, 1890410, 3780820, 5860271, 7561640, 11720542, 12665747, 23441084, 25331494, 29301355, 46882168, 50662988, 58602710, 63328735, 101325976, 117205420, 126657470, 234410840, 253314940, 392638157, 506629880, 785276314, 1570552628, 1963190785, 3141105256, 3926381570, 7852763140, 15705526280]

約数ペア:

[(1, 15705526280), (2, 7852763140), (4, 3926381570), (5, 3141105256), (8, 1963190785), (10, 1570552628), (20, 785276314), (31, 506629880), (40, 392638157), (62, 253314940), (67, 234410840), (124, 126657470), (134, 117205420), (155, 101325976), (248, 63328735), (268, 58602710), (310, 50662988), (335, 46882168), (536, 29301355), (620, 25331494), (670, 23441084), (1240, 12665747), (1340, 11720542), (2077, 7561640), (2680, 5860271), (4154, 3780820), (8308, 1890410), (10385, 1512328), (16616, 945205), (20770, 756164), (41540, 378082), (83080, 189041)]