123859290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:244

約数の個数: 128

約数和(自身を含む): 331776000

約数和(自身を除く): 207916710

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 29, 30, 38, 57, 58, 59, 87, 95, 114, 118, 127, 145, 174, 177, 190, 254, 285, 290, 295, 354, 381, 435, 551, 570, 590, 635, 762, 870, 885, 1102, 1121, 1270, 1653, 1711, 1770, 1905, 2242, 2413, 2755, 3306, 3363, 3422, 3683, 3810, 4826, 5133, 5510, 5605, 6726, 7239, 7366, 7493, 8265, 8555, 10266, 11049, 11210, 12065, 14478, 14986, 16530, 16815, 17110, 18415, 22098, 22479, 24130, 25665, 32509, 33630, 36195, 36830, 37465, 44958, 51330, 55245, 65018, 69977, 72390, 74930, 97527, 110490, 112395, 139954, 142367, 162545, 195054, 209931, 217297, 224790, 284734, 325090, 349885, 419862, 427101, 434594, 487635, 651891, 699770, 711835, 854202, 975270, 1049655, 1086485, 1303782, 1423670, 2099310, 2135505, 2172970, 3259455, 4128643, 4271010, 6518910, 8257286, 12385929, 20643215, 24771858, 41286430, 61929645, 123859290]

約数ペア:

[(1, 123859290), (2, 61929645), (3, 41286430), (5, 24771858), (6, 20643215), (10, 12385929), (15, 8257286), (19, 6518910), (29, 4271010), (30, 4128643), (38, 3259455), (57, 2172970), (58, 2135505), (59, 2099310), (87, 1423670), (95, 1303782), (114, 1086485), (118, 1049655), (127, 975270), (145, 854202), (174, 711835), (177, 699770), (190, 651891), (254, 487635), (285, 434594), (290, 427101), (295, 419862), (354, 349885), (381, 325090), (435, 284734), (551, 224790), (570, 217297), (590, 209931), (635, 195054), (762, 162545), (870, 142367), (885, 139954), (1102, 112395), (1121, 110490), (1270, 97527), (1653, 74930), (1711, 72390), (1770, 69977), (1905, 65018), (2242, 55245), (2413, 51330), (2755, 44958), (3306, 37465), (3363, 36830), (3422, 36195), (3683, 33630), (3810, 32509), (4826, 25665), (5133, 24130), (5510, 22479), (5605, 22098), (6726, 18415), (7239, 17110), (7366, 16815), (7493, 16530), (8265, 14986), (8555, 14478), (10266, 12065), (11049, 11210)]