31941470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:114

約数の個数: 128

約数和(自身を含む): 74649600

約数和(自身を除く): 42708130

約数列:

[1, 2, 5, 10, 11, 17, 19, 22, 29, 31, 34, 38, 55, 58, 62, 85, 95, 110, 145, 155, 170, 187, 190, 209, 290, 310, 319, 323, 341, 374, 418, 493, 527, 551, 589, 638, 646, 682, 899, 935, 986, 1045, 1054, 1102, 1178, 1595, 1615, 1705, 1798, 1870, 2090, 2465, 2635, 2755, 2945, 3190, 3230, 3410, 3553, 4495, 4930, 5270, 5423, 5510, 5797, 5890, 6061, 6479, 7106, 8990, 9367, 9889, 10013, 10846, 11594, 12122, 12958, 15283, 17081, 17765, 18734, 19778, 20026, 27115, 28985, 30305, 30566, 32395, 34162, 35530, 46835, 49445, 50065, 54230, 57970, 60610, 64790, 76415, 85405, 93670, 98890, 100130, 103037, 110143, 152830, 168113, 170810, 187891, 206074, 220286, 290377, 336226, 375782, 515185, 550715, 580754, 840565, 939455, 1030370, 1101430, 1451885, 1681130, 1878910, 2903770, 3194147, 6388294, 15970735, 31941470]

約数ペア:

[(1, 31941470), (2, 15970735), (5, 6388294), (10, 3194147), (11, 2903770), (17, 1878910), (19, 1681130), (22, 1451885), (29, 1101430), (31, 1030370), (34, 939455), (38, 840565), (55, 580754), (58, 550715), (62, 515185), (85, 375782), (95, 336226), (110, 290377), (145, 220286), (155, 206074), (170, 187891), (187, 170810), (190, 168113), (209, 152830), (290, 110143), (310, 103037), (319, 100130), (323, 98890), (341, 93670), (374, 85405), (418, 76415), (493, 64790), (527, 60610), (551, 57970), (589, 54230), (638, 50065), (646, 49445), (682, 46835), (899, 35530), (935, 34162), (986, 32395), (1045, 30566), (1054, 30305), (1102, 28985), (1178, 27115), (1595, 20026), (1615, 19778), (1705, 18734), (1798, 17765), (1870, 17081), (2090, 15283), (2465, 12958), (2635, 12122), (2755, 11594), (2945, 10846), (3190, 10013), (3230, 9889), (3410, 9367), (3553, 8990), (4495, 7106), (4930, 6479), (5270, 6061), (5423, 5890), (5510, 5797)]