1317157760

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{337}}^1$

素因数の和:584

約数の個数: 128

約数和(自身を含む): 3276599040

約数和(自身を除く): 1959441280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 197, 248, 310, 320, 337, 394, 496, 620, 640, 674, 788, 985, 992, 1240, 1348, 1576, 1685, 1970, 1984, 2480, 2696, 3152, 3370, 3940, 3968, 4960, 5392, 6107, 6304, 6740, 7880, 9920, 10447, 10784, 12214, 12608, 13480, 15760, 19840, 20894, 21568, 24428, 25216, 26960, 30535, 31520, 41788, 43136, 48856, 52235, 53920, 61070, 63040, 66389, 83576, 97712, 104470, 107840, 122140, 126080, 132778, 167152, 195424, 208940, 215680, 244280, 265556, 331945, 334304, 390848, 417880, 488560, 531112, 663890, 668608, 781696, 835760, 977120, 1062224, 1327780, 1337216, 1671520, 1954240, 2058059, 2124448, 2655560, 3343040, 3908480, 4116118, 4248896, 5311120, 6686080, 8232236, 8497792, 10290295, 10622240, 16464472, 20580590, 21244480, 32928944, 41161180, 42488960, 65857888, 82322360, 131715776, 164644720, 263431552, 329289440, 658578880, 1317157760]

約数ペア:

[(1, 1317157760), (2, 658578880), (4, 329289440), (5, 263431552), (8, 164644720), (10, 131715776), (16, 82322360), (20, 65857888), (31, 42488960), (32, 41161180), (40, 32928944), (62, 21244480), (64, 20580590), (80, 16464472), (124, 10622240), (128, 10290295), (155, 8497792), (160, 8232236), (197, 6686080), (248, 5311120), (310, 4248896), (320, 4116118), (337, 3908480), (394, 3343040), (496, 2655560), (620, 2124448), (640, 2058059), (674, 1954240), (788, 1671520), (985, 1337216), (992, 1327780), (1240, 1062224), (1348, 977120), (1576, 835760), (1685, 781696), (1970, 668608), (1984, 663890), (2480, 531112), (2696, 488560), (3152, 417880), (3370, 390848), (3940, 334304), (3968, 331945), (4960, 265556), (5392, 244280), (6107, 215680), (6304, 208940), (6740, 195424), (7880, 167152), (9920, 132778), (10447, 126080), (10784, 122140), (12214, 107840), (12608, 104470), (13480, 97712), (15760, 83576), (19840, 66389), (20894, 63040), (21568, 61070), (24428, 53920), (25216, 52235), (26960, 48856), (30535, 43136), (31520, 41788)]