1290990736

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{10663}}^1$

素因数の和:10748

約数の個数: 80

約数和(自身を含む): 3046662144

約数和(自身を除く): 1755671408

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 47, 56, 92, 94, 112, 161, 184, 188, 322, 329, 368, 376, 644, 658, 752, 1081, 1288, 1316, 2162, 2576, 2632, 4324, 5264, 7567, 8648, 10663, 15134, 17296, 21326, 30268, 42652, 60536, 74641, 85304, 121072, 149282, 170608, 245249, 298564, 490498, 501161, 597128, 980996, 1002322, 1194256, 1716743, 1961992, 2004644, 3433486, 3508127, 3923984, 4009288, 6866972, 7016254, 8018576, 11526703, 13733944, 14032508, 23053406, 27467888, 28065016, 46106812, 56130032, 80686921, 92213624, 161373842, 184427248, 322747684, 645495368, 1290990736]

約数ペア:

[(1, 1290990736), (2, 645495368), (4, 322747684), (7, 184427248), (8, 161373842), (14, 92213624), (16, 80686921), (23, 56130032), (28, 46106812), (46, 28065016), (47, 27467888), (56, 23053406), (92, 14032508), (94, 13733944), (112, 11526703), (161, 8018576), (184, 7016254), (188, 6866972), (322, 4009288), (329, 3923984), (368, 3508127), (376, 3433486), (644, 2004644), (658, 1961992), (752, 1716743), (1081, 1194256), (1288, 1002322), (1316, 980996), (2162, 597128), (2576, 501161), (2632, 490498), (4324, 298564), (5264, 245249), (7567, 170608), (8648, 149282), (10663, 121072), (15134, 85304), (17296, 74641), (21326, 60536), (30268, 42652)]