239068280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1031}}^1$

素因数の和:1101

約数の個数: 128

約数和(自身を含む): 641986560

約数和(自身を除く): 402918280

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 31, 34, 40, 44, 55, 62, 68, 85, 88, 110, 124, 136, 155, 170, 187, 220, 248, 310, 340, 341, 374, 440, 527, 620, 680, 682, 748, 935, 1031, 1054, 1240, 1364, 1496, 1705, 1870, 2062, 2108, 2635, 2728, 3410, 3740, 4124, 4216, 5155, 5270, 5797, 6820, 7480, 8248, 10310, 10540, 11341, 11594, 13640, 17527, 20620, 21080, 22682, 23188, 28985, 31961, 35054, 41240, 45364, 46376, 56705, 57970, 63922, 70108, 87635, 90728, 113410, 115940, 127844, 140216, 159805, 175270, 192797, 226820, 231880, 255688, 319610, 350540, 351571, 385594, 453640, 543337, 639220, 701080, 703142, 771188, 963985, 1086674, 1278440, 1406284, 1542376, 1757855, 1927970, 2173348, 2716685, 2812568, 3515710, 3855940, 4346696, 5433370, 5976707, 7031420, 7711880, 10866740, 11953414, 14062840, 21733480, 23906828, 29883535, 47813656, 59767070, 119534140, 239068280]

約数ペア:

[(1, 239068280), (2, 119534140), (4, 59767070), (5, 47813656), (8, 29883535), (10, 23906828), (11, 21733480), (17, 14062840), (20, 11953414), (22, 10866740), (31, 7711880), (34, 7031420), (40, 5976707), (44, 5433370), (55, 4346696), (62, 3855940), (68, 3515710), (85, 2812568), (88, 2716685), (110, 2173348), (124, 1927970), (136, 1757855), (155, 1542376), (170, 1406284), (187, 1278440), (220, 1086674), (248, 963985), (310, 771188), (340, 703142), (341, 701080), (374, 639220), (440, 543337), (527, 453640), (620, 385594), (680, 351571), (682, 350540), (748, 319610), (935, 255688), (1031, 231880), (1054, 226820), (1240, 192797), (1364, 175270), (1496, 159805), (1705, 140216), (1870, 127844), (2062, 115940), (2108, 113410), (2635, 90728), (2728, 87635), (3410, 70108), (3740, 63922), (4124, 57970), (4216, 56705), (5155, 46376), (5270, 45364), (5797, 41240), (6820, 35054), (7480, 31961), (8248, 28985), (10310, 23188), (10540, 22682), (11341, 21080), (11594, 20620), (13640, 17527)]