242531380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19037}}^1$

素因数の和:19073

約数の個数: 72

約数和(自身を含む): 638077608

約数和(自身を除く): 395546228

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, 19037, 38074, 76148, 95185, 133259, 190370, 247481, 266518, 380740, 494962, 533036, 666295, 932813, 989924, 1237405, 1332590, 1732367, 1865626, 2474810, 2665180, 3464734, 3731252, 4664065, 4949620, 6929468, 8661835, 9328130, 12126569, 17323670, 18656260, 24253138, 34647340, 48506276, 60632845, 121265690, 242531380]

約数ペア:

[(1, 242531380), (2, 121265690), (4, 60632845), (5, 48506276), (7, 34647340), (10, 24253138), (13, 18656260), (14, 17323670), (20, 12126569), (26, 9328130), (28, 8661835), (35, 6929468), (49, 4949620), (52, 4664065), (65, 3731252), (70, 3464734), (91, 2665180), (98, 2474810), (130, 1865626), (140, 1732367), (182, 1332590), (196, 1237405), (245, 989924), (260, 932813), (364, 666295), (455, 533036), (490, 494962), (637, 380740), (910, 266518), (980, 247481), (1274, 190370), (1820, 133259), (2548, 95185), (3185, 76148), (6370, 38074), (12740, 19037)]