271213280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1291}}^1$

素因数の和:1420

約数の個数: 96

約数和(自身を含む): 697400928

約数和(自身を除く): 426187648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 101, 104, 130, 160, 202, 208, 260, 404, 416, 505, 520, 808, 1010, 1040, 1291, 1313, 1616, 2020, 2080, 2582, 2626, 3232, 4040, 5164, 5252, 6455, 6565, 8080, 10328, 10504, 12910, 13130, 16160, 16783, 20656, 21008, 25820, 26260, 33566, 41312, 42016, 51640, 52520, 67132, 83915, 103280, 105040, 130391, 134264, 167830, 206560, 210080, 260782, 268528, 335660, 521564, 537056, 651955, 671320, 1043128, 1303910, 1342640, 1695083, 2086256, 2607820, 2685280, 3390166, 4172512, 5215640, 6780332, 8475415, 10431280, 13560664, 16950830, 20862560, 27121328, 33901660, 54242656, 67803320, 135606640, 271213280]

約数ペア:

[(1, 271213280), (2, 135606640), (4, 67803320), (5, 54242656), (8, 33901660), (10, 27121328), (13, 20862560), (16, 16950830), (20, 13560664), (26, 10431280), (32, 8475415), (40, 6780332), (52, 5215640), (65, 4172512), (80, 3390166), (101, 2685280), (104, 2607820), (130, 2086256), (160, 1695083), (202, 1342640), (208, 1303910), (260, 1043128), (404, 671320), (416, 651955), (505, 537056), (520, 521564), (808, 335660), (1010, 268528), (1040, 260782), (1291, 210080), (1313, 206560), (1616, 167830), (2020, 134264), (2080, 130391), (2582, 105040), (2626, 103280), (3232, 83915), (4040, 67132), (5164, 52520), (5252, 51640), (6455, 42016), (6565, 41312), (8080, 33566), (10328, 26260), (10504, 25820), (12910, 21008), (13130, 20656), (16160, 16783)]