69120380

素因数分解:

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

素因数の和:555

約数の個数: 72

約数和(自身を含む): 170127216

約数和(自身を除く): 101006836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 251, 281, 490, 502, 562, 980, 1004, 1124, 1255, 1405, 1757, 1967, 2510, 2810, 3514, 3934, 5020, 5620, 7028, 7868, 8785, 9835, 12299, 13769, 17570, 19670, 24598, 27538, 35140, 39340, 49196, 55076, 61495, 68845, 70531, 122990, 137690, 141062, 245980, 275380, 282124, 352655, 493717, 705310, 987434, 1410620, 1974868, 2468585, 3456019, 4937170, 6912038, 9874340, 13824076, 17280095, 34560190, 69120380]

約数ペア:

[(1, 69120380), (2, 34560190), (4, 17280095), (5, 13824076), (7, 9874340), (10, 6912038), (14, 4937170), (20, 3456019), (28, 2468585), (35, 1974868), (49, 1410620), (70, 987434), (98, 705310), (140, 493717), (196, 352655), (245, 282124), (251, 275380), (281, 245980), (490, 141062), (502, 137690), (562, 122990), (980, 70531), (1004, 68845), (1124, 61495), (1255, 55076), (1405, 49196), (1757, 39340), (1967, 35140), (2510, 27538), (2810, 24598), (3514, 19670), (3934, 17570), (5020, 13769), (5620, 12299), (7028, 9835), (7868, 8785)]