138439210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:348

約数の個数: 96

約数和(自身を含む): 316697472

約数和(自身を除く): 178258262

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 103, 130, 182, 206, 211, 245, 422, 455, 490, 515, 637, 721, 910, 1030, 1055, 1274, 1339, 1442, 1477, 2110, 2678, 2743, 2954, 3185, 3605, 5047, 5486, 6370, 6695, 7210, 7385, 9373, 10094, 10339, 13390, 13715, 14770, 18746, 19201, 20678, 21733, 25235, 27430, 38402, 43466, 46865, 50470, 51695, 65611, 93730, 96005, 103390, 108665, 131222, 134407, 152131, 192010, 217330, 268814, 282529, 304262, 328055, 565058, 656110, 672035, 760655, 1064917, 1344070, 1412645, 1521310, 1977703, 2129834, 2825290, 3955406, 5324585, 9888515, 10649170, 13843921, 19777030, 27687842, 69219605, 138439210]

約数ペア:

[(1, 138439210), (2, 69219605), (5, 27687842), (7, 19777030), (10, 13843921), (13, 10649170), (14, 9888515), (26, 5324585), (35, 3955406), (49, 2825290), (65, 2129834), (70, 1977703), (91, 1521310), (98, 1412645), (103, 1344070), (130, 1064917), (182, 760655), (206, 672035), (211, 656110), (245, 565058), (422, 328055), (455, 304262), (490, 282529), (515, 268814), (637, 217330), (721, 192010), (910, 152131), (1030, 134407), (1055, 131222), (1274, 108665), (1339, 103390), (1442, 96005), (1477, 93730), (2110, 65611), (2678, 51695), (2743, 50470), (2954, 46865), (3185, 43466), (3605, 38402), (5047, 27430), (5486, 25235), (6370, 21733), (6695, 20678), (7210, 19201), (7385, 18746), (9373, 14770), (10094, 13715), (10339, 13390)]