207904060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{16319}}^1$

素因数の和:16355

約数の個数: 72

約数和(自身を含む): 546981120

約数和(自身を除く): 339077060

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12740, 16319, 32638, 65276, 81595, 114233, 163190, 212147, 228466, 326380, 424294, 456932, 571165, 799631, 848588, 1060735, 1142330, 1485029, 1599262, 2121470, 2284660, 2970058, 3198524, 3998155, 4242940, 5940116, 7425145, 7996310, 10395203, 14850290, 15992620, 20790406, 29700580, 41580812, 51976015, 103952030, 207904060]

約数ペア:

[(1, 207904060), (2, 103952030), (4, 51976015), (5, 41580812), (7, 29700580), (10, 20790406), (13, 15992620), (14, 14850290), (20, 10395203), (26, 7996310), (28, 7425145), (35, 5940116), (49, 4242940), (52, 3998155), (65, 3198524), (70, 2970058), (91, 2284660), (98, 2121470), (130, 1599262), (140, 1485029), (182, 1142330), (196, 1060735), (245, 848588), (260, 799631), (364, 571165), (455, 456932), (490, 424294), (637, 326380), (910, 228466), (980, 212147), (1274, 163190), (1820, 114233), (2548, 81595), (3185, 65276), (6370, 32638), (12740, 16319)]