1268472520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{27793}}^1$

素因数の和:27974

約数の個数: 64

約数和(自身を含む): 3281915520

約数和(自身を除く): 2013443000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 163, 280, 326, 652, 815, 1141, 1304, 1630, 2282, 3260, 4564, 5705, 6520, 9128, 11410, 22820, 27793, 45640, 55586, 111172, 138965, 194551, 222344, 277930, 389102, 555860, 778204, 972755, 1111720, 1556408, 1945510, 3891020, 4530259, 7782040, 9060518, 18121036, 22651295, 31711813, 36242072, 45302590, 63423626, 90605180, 126847252, 158559065, 181210360, 253694504, 317118130, 634236260, 1268472520]

約数ペア:

[(1, 1268472520), (2, 634236260), (4, 317118130), (5, 253694504), (7, 181210360), (8, 158559065), (10, 126847252), (14, 90605180), (20, 63423626), (28, 45302590), (35, 36242072), (40, 31711813), (56, 22651295), (70, 18121036), (140, 9060518), (163, 7782040), (280, 4530259), (326, 3891020), (652, 1945510), (815, 1556408), (1141, 1111720), (1304, 972755), (1630, 778204), (2282, 555860), (3260, 389102), (4564, 277930), (5705, 222344), (6520, 194551), (9128, 138965), (11410, 111172), (22820, 55586), (27793, 45640)]