259717968

素因数分解:

$2^4\times 3^3\times {\mathrm{29}}^1\times {\mathrm{20731}}^1$

素因数の和:20777

約数の個数: 80

約数和(自身を含む): 771230400

約数和(自身を除く): 511512432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 36, 48, 54, 58, 72, 87, 108, 116, 144, 174, 216, 232, 261, 348, 432, 464, 522, 696, 783, 1044, 1392, 1566, 2088, 3132, 4176, 6264, 12528, 20731, 41462, 62193, 82924, 124386, 165848, 186579, 248772, 331696, 373158, 497544, 559737, 601199, 746316, 995088, 1119474, 1202398, 1492632, 1803597, 2238948, 2404796, 2985264, 3607194, 4477896, 4809592, 5410791, 7214388, 8955792, 9619184, 10821582, 14428776, 16232373, 21643164, 28857552, 32464746, 43286328, 64929492, 86572656, 129858984, 259717968]

約数ペア:

[(1, 259717968), (2, 129858984), (3, 86572656), (4, 64929492), (6, 43286328), (8, 32464746), (9, 28857552), (12, 21643164), (16, 16232373), (18, 14428776), (24, 10821582), (27, 9619184), (29, 8955792), (36, 7214388), (48, 5410791), (54, 4809592), (58, 4477896), (72, 3607194), (87, 2985264), (108, 2404796), (116, 2238948), (144, 1803597), (174, 1492632), (216, 1202398), (232, 1119474), (261, 995088), (348, 746316), (432, 601199), (464, 559737), (522, 497544), (696, 373158), (783, 331696), (1044, 248772), (1392, 186579), (1566, 165848), (2088, 124386), (3132, 82924), (4176, 62193), (6264, 41462), (12528, 20731)]