71442140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2017}}^1$

素因数の和:2067

約数の個数: 96

約数和(自身を含む): 195277824

約数和(自身を除く): 123835684

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 35, 44, 46, 55, 70, 77, 92, 110, 115, 140, 154, 161, 220, 230, 253, 308, 322, 385, 460, 506, 644, 770, 805, 1012, 1265, 1540, 1610, 1771, 2017, 2530, 3220, 3542, 4034, 5060, 7084, 8068, 8855, 10085, 14119, 17710, 20170, 22187, 28238, 35420, 40340, 44374, 46391, 56476, 70595, 88748, 92782, 110935, 141190, 155309, 185564, 221870, 231955, 282380, 310618, 324737, 443740, 463910, 510301, 621236, 649474, 776545, 927820, 1020602, 1298948, 1553090, 1623685, 2041204, 2551505, 3106180, 3247370, 3572107, 5103010, 6494740, 7144214, 10206020, 14288428, 17860535, 35721070, 71442140]

約数ペア:

[(1, 71442140), (2, 35721070), (4, 17860535), (5, 14288428), (7, 10206020), (10, 7144214), (11, 6494740), (14, 5103010), (20, 3572107), (22, 3247370), (23, 3106180), (28, 2551505), (35, 2041204), (44, 1623685), (46, 1553090), (55, 1298948), (70, 1020602), (77, 927820), (92, 776545), (110, 649474), (115, 621236), (140, 510301), (154, 463910), (161, 443740), (220, 324737), (230, 310618), (253, 282380), (308, 231955), (322, 221870), (385, 185564), (460, 155309), (506, 141190), (644, 110935), (770, 92782), (805, 88748), (1012, 70595), (1265, 56476), (1540, 46391), (1610, 44374), (1771, 40340), (2017, 35420), (2530, 28238), (3220, 22187), (3542, 20170), (4034, 17710), (5060, 14119), (7084, 10085), (8068, 8855)]