139300720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7879}}^1$

素因数の和:7922

約数の個数: 80

約数和(自身を含む): 369351360

約数和(自身を除く): 230050640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1768, 2210, 3536, 4420, 7879, 8840, 15758, 17680, 31516, 39395, 63032, 78790, 102427, 126064, 133943, 157580, 204854, 267886, 315160, 409708, 512135, 535772, 630320, 669715, 819416, 1024270, 1071544, 1339430, 1638832, 1741259, 2048540, 2143088, 2678860, 3482518, 4097080, 5357720, 6965036, 8194160, 8706295, 10715440, 13930072, 17412590, 27860144, 34825180, 69650360, 139300720]

約数ペア:

[(1, 139300720), (2, 69650360), (4, 34825180), (5, 27860144), (8, 17412590), (10, 13930072), (13, 10715440), (16, 8706295), (17, 8194160), (20, 6965036), (26, 5357720), (34, 4097080), (40, 3482518), (52, 2678860), (65, 2143088), (68, 2048540), (80, 1741259), (85, 1638832), (104, 1339430), (130, 1071544), (136, 1024270), (170, 819416), (208, 669715), (221, 630320), (260, 535772), (272, 512135), (340, 409708), (442, 315160), (520, 267886), (680, 204854), (884, 157580), (1040, 133943), (1105, 126064), (1360, 102427), (1768, 78790), (2210, 63032), (3536, 39395), (4420, 31516), (7879, 17680), (8840, 15758)]