261304848

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1277}}^1$

素因数の和:1334

約数の個数: 180

約数和(自身を含む): 880708140

約数和(自身を除く): 619403292

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 29, 36, 42, 48, 49, 56, 58, 63, 72, 84, 87, 98, 112, 116, 126, 144, 147, 168, 174, 196, 203, 232, 252, 261, 294, 336, 348, 392, 406, 441, 464, 504, 522, 588, 609, 696, 784, 812, 882, 1008, 1044, 1176, 1218, 1277, 1392, 1421, 1624, 1764, 1827, 2088, 2352, 2436, 2554, 2842, 3248, 3528, 3654, 3831, 4176, 4263, 4872, 5108, 5684, 7056, 7308, 7662, 8526, 8939, 9744, 10216, 11368, 11493, 12789, 14616, 15324, 17052, 17878, 20432, 22736, 22986, 25578, 26817, 29232, 30648, 34104, 35756, 37033, 45972, 51156, 53634, 61296, 62573, 68208, 71512, 74066, 80451, 91944, 102312, 107268, 111099, 125146, 143024, 148132, 160902, 183888, 187719, 204624, 214536, 222198, 250292, 259231, 296264, 321804, 333297, 375438, 429072, 444396, 500584, 518462, 563157, 592528, 643608, 666594, 750876, 777693, 888792, 1001168, 1036924, 1126314, 1287216, 1333188, 1501752, 1555386, 1777584, 1814617, 2073848, 2252628, 2333079, 2666376, 3003504, 3110772, 3629234, 4147696, 4505256, 4666158, 5332752, 5443851, 6221544, 7258468, 9010512, 9332316, 10887702, 12443088, 14516936, 16331553, 18664632, 21775404, 29033872, 32663106, 37329264, 43550808, 65326212, 87101616, 130652424, 261304848]

約数ペア:

[(1, 261304848), (2, 130652424), (3, 87101616), (4, 65326212), (6, 43550808), (7, 37329264), (8, 32663106), (9, 29033872), (12, 21775404), (14, 18664632), (16, 16331553), (18, 14516936), (21, 12443088), (24, 10887702), (28, 9332316), (29, 9010512), (36, 7258468), (42, 6221544), (48, 5443851), (49, 5332752), (56, 4666158), (58, 4505256), (63, 4147696), (72, 3629234), (84, 3110772), (87, 3003504), (98, 2666376), (112, 2333079), (116, 2252628), (126, 2073848), (144, 1814617), (147, 1777584), (168, 1555386), (174, 1501752), (196, 1333188), (203, 1287216), (232, 1126314), (252, 1036924), (261, 1001168), (294, 888792), (336, 777693), (348, 750876), (392, 666594), (406, 643608), (441, 592528), (464, 563157), (504, 518462), (522, 500584), (588, 444396), (609, 429072), (696, 375438), (784, 333297), (812, 321804), (882, 296264), (1008, 259231), (1044, 250292), (1176, 222198), (1218, 214536), (1277, 204624), (1392, 187719), (1421, 183888), (1624, 160902), (1764, 148132), (1827, 143024), (2088, 125146), (2352, 111099), (2436, 107268), (2554, 102312), (2842, 91944), (3248, 80451), (3528, 74066), (3654, 71512), (3831, 68208), (4176, 62573), (4263, 61296), (4872, 53634), (5108, 51156), (5684, 45972), (7056, 37033), (7308, 35756), (7662, 34104), (8526, 30648), (8939, 29232), (9744, 26817), (10216, 25578), (11368, 22986), (11493, 22736), (12789, 20432), (14616, 17878), (15324, 17052)]