30541940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:273

約数の個数: 96

約数和(自身を含む): 77051520

約数和(自身を除く): 46509580

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 59, 65, 110, 118, 130, 143, 181, 220, 236, 260, 286, 295, 362, 572, 590, 649, 715, 724, 767, 905, 1180, 1298, 1430, 1534, 1810, 1991, 2353, 2596, 2860, 3068, 3245, 3620, 3835, 3982, 4706, 6490, 7670, 7964, 8437, 9412, 9955, 10679, 11765, 12980, 15340, 16874, 19910, 21358, 23530, 25883, 33748, 39820, 42185, 42716, 47060, 51766, 53395, 84370, 103532, 106790, 117469, 129415, 138827, 168740, 213580, 234938, 258830, 277654, 469876, 517660, 555308, 587345, 694135, 1174690, 1388270, 1527097, 2349380, 2776540, 3054194, 6108388, 7635485, 15270970, 30541940]

約数ペア:

[(1, 30541940), (2, 15270970), (4, 7635485), (5, 6108388), (10, 3054194), (11, 2776540), (13, 2349380), (20, 1527097), (22, 1388270), (26, 1174690), (44, 694135), (52, 587345), (55, 555308), (59, 517660), (65, 469876), (110, 277654), (118, 258830), (130, 234938), (143, 213580), (181, 168740), (220, 138827), (236, 129415), (260, 117469), (286, 106790), (295, 103532), (362, 84370), (572, 53395), (590, 51766), (649, 47060), (715, 42716), (724, 42185), (767, 39820), (905, 33748), (1180, 25883), (1298, 23530), (1430, 21358), (1534, 19910), (1810, 16874), (1991, 15340), (2353, 12980), (2596, 11765), (2860, 10679), (3068, 9955), (3245, 9412), (3620, 8437), (3835, 7964), (3982, 7670), (4706, 6490)]