208519472

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1327}}^1$

素因数の和:1426

約数の個数: 80

約数和(自身を含む): 490063872

約数和(自身を除く): 281544400

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 61, 92, 112, 122, 161, 184, 244, 322, 368, 427, 488, 644, 854, 976, 1288, 1327, 1403, 1708, 2576, 2654, 2806, 3416, 5308, 5612, 6832, 9289, 9821, 10616, 11224, 18578, 19642, 21232, 22448, 30521, 37156, 39284, 61042, 74312, 78568, 80947, 122084, 148624, 157136, 161894, 213647, 244168, 323788, 427294, 488336, 566629, 647576, 854588, 1133258, 1295152, 1709176, 1861781, 2266516, 3418352, 3723562, 4533032, 7447124, 9066064, 13032467, 14894248, 26064934, 29788496, 52129868, 104259736, 208519472]

約数ペア:

[(1, 208519472), (2, 104259736), (4, 52129868), (7, 29788496), (8, 26064934), (14, 14894248), (16, 13032467), (23, 9066064), (28, 7447124), (46, 4533032), (56, 3723562), (61, 3418352), (92, 2266516), (112, 1861781), (122, 1709176), (161, 1295152), (184, 1133258), (244, 854588), (322, 647576), (368, 566629), (427, 488336), (488, 427294), (644, 323788), (854, 244168), (976, 213647), (1288, 161894), (1327, 157136), (1403, 148624), (1708, 122084), (2576, 80947), (2654, 78568), (2806, 74312), (3416, 61042), (5308, 39284), (5612, 37156), (6832, 30521), (9289, 22448), (9821, 21232), (10616, 19642), (11224, 18578)]