612920848

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:560

約数の個数: 80

約数和(自身を含む): 1288310400

約数和(自身を除く): 675389552

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 73, 76, 142, 146, 152, 284, 292, 304, 389, 568, 584, 778, 1136, 1168, 1349, 1387, 1556, 2698, 2774, 3112, 5183, 5396, 5548, 6224, 7391, 10366, 10792, 11096, 14782, 20732, 21584, 22192, 27619, 28397, 29564, 41464, 55238, 56794, 59128, 82928, 98477, 110476, 113588, 118256, 196954, 220952, 227176, 393908, 441904, 454352, 524761, 539543, 787816, 1049522, 1079086, 1575632, 2016187, 2099044, 2158172, 4032374, 4198088, 4316344, 8064748, 8396176, 8632688, 16129496, 32258992, 38307553, 76615106, 153230212, 306460424, 612920848]

約数ペア:

[(1, 612920848), (2, 306460424), (4, 153230212), (8, 76615106), (16, 38307553), (19, 32258992), (38, 16129496), (71, 8632688), (73, 8396176), (76, 8064748), (142, 4316344), (146, 4198088), (152, 4032374), (284, 2158172), (292, 2099044), (304, 2016187), (389, 1575632), (568, 1079086), (584, 1049522), (778, 787816), (1136, 539543), (1168, 524761), (1349, 454352), (1387, 441904), (1556, 393908), (2698, 227176), (2774, 220952), (3112, 196954), (5183, 118256), (5396, 113588), (5548, 110476), (6224, 98477), (7391, 82928), (10366, 59128), (10792, 56794), (11096, 55238), (14782, 41464), (20732, 29564), (21584, 28397), (22192, 27619)]