291256230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{2003}}^1$

素因数の和:2181

約数の個数: 64

約数和(自身を含む): 723748608

約数和(自身を除く): 432492378

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 131, 185, 222, 262, 370, 393, 555, 655, 786, 1110, 1310, 1965, 2003, 3930, 4006, 4847, 6009, 9694, 10015, 12018, 14541, 20030, 24235, 29082, 30045, 48470, 60090, 72705, 74111, 145410, 148222, 222333, 262393, 370555, 444666, 524786, 741110, 787179, 1111665, 1311965, 1574358, 2223330, 2623930, 3935895, 7871790, 9708541, 19417082, 29125623, 48542705, 58251246, 97085410, 145628115, 291256230]

約数ペア:

[(1, 291256230), (2, 145628115), (3, 97085410), (5, 58251246), (6, 48542705), (10, 29125623), (15, 19417082), (30, 9708541), (37, 7871790), (74, 3935895), (111, 2623930), (131, 2223330), (185, 1574358), (222, 1311965), (262, 1111665), (370, 787179), (393, 741110), (555, 524786), (655, 444666), (786, 370555), (1110, 262393), (1310, 222333), (1965, 148222), (2003, 145410), (3930, 74111), (4006, 72705), (4847, 60090), (6009, 48470), (9694, 30045), (10015, 29082), (12018, 24235), (14541, 20030)]