138240760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{251}}^1\times {\mathrm{281}}^1$

素因数の和:557

約数の個数: 96

約数和(自身を含む): 364558320

約数和(自身を除く): 226317560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 251, 280, 281, 392, 490, 502, 562, 980, 1004, 1124, 1255, 1405, 1757, 1960, 1967, 2008, 2248, 2510, 2810, 3514, 3934, 5020, 5620, 7028, 7868, 8785, 9835, 10040, 11240, 12299, 13769, 14056, 15736, 17570, 19670, 24598, 27538, 35140, 39340, 49196, 55076, 61495, 68845, 70280, 70531, 78680, 98392, 110152, 122990, 137690, 141062, 245980, 275380, 282124, 352655, 491960, 493717, 550760, 564248, 705310, 987434, 1410620, 1974868, 2468585, 2821240, 3456019, 3949736, 4937170, 6912038, 9874340, 13824076, 17280095, 19748680, 27648152, 34560190, 69120380, 138240760]

約数ペア:

[(1, 138240760), (2, 69120380), (4, 34560190), (5, 27648152), (7, 19748680), (8, 17280095), (10, 13824076), (14, 9874340), (20, 6912038), (28, 4937170), (35, 3949736), (40, 3456019), (49, 2821240), (56, 2468585), (70, 1974868), (98, 1410620), (140, 987434), (196, 705310), (245, 564248), (251, 550760), (280, 493717), (281, 491960), (392, 352655), (490, 282124), (502, 275380), (562, 245980), (980, 141062), (1004, 137690), (1124, 122990), (1255, 110152), (1405, 98392), (1757, 78680), (1960, 70531), (1967, 70280), (2008, 68845), (2248, 61495), (2510, 55076), (2810, 49196), (3514, 39340), (3934, 35140), (5020, 27538), (5620, 24598), (7028, 19670), (7868, 17570), (8785, 15736), (9835, 14056), (10040, 13769), (11240, 12299)]