1261003926784

素因数分解:

$2^8\times 7^3\times {\mathrm{977}}^1\times {\mathrm{14699}}^1$

素因数の和:15713

約数の個数: 144

約数和(自身を含む): 2938577040000

約数和(自身を除く): 1677573113216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 343, 392, 448, 686, 784, 896, 977, 1372, 1568, 1792, 1954, 2744, 3136, 3908, 5488, 6272, 6839, 7816, 10976, 12544, 13678, 14699, 15632, 21952, 27356, 29398, 31264, 43904, 47873, 54712, 58796, 62528, 87808, 95746, 102893, 109424, 117592, 125056, 191492, 205786, 218848, 235184, 250112, 335111, 382984, 411572, 437696, 470368, 670222, 720251, 765968, 823144, 875392, 940736, 1340444, 1440502, 1531936, 1646288, 1750784, 1881472, 2680888, 2881004, 3063872, 3292576, 3762944, 5041757, 5361776, 5762008, 6127744, 6585152, 10083514, 10723552, 11524016, 12255488, 13170304, 14360923, 20167028, 21447104, 23048032, 26340608, 28721846, 40334056, 42894208, 46096064, 57443692, 80668112, 85788416, 92192128, 100526461, 114887384, 161336224, 184384256, 201052922, 229774768, 322672448, 402105844, 459549536, 645344896, 703685227, 804211688, 919099072, 1290689792, 1407370454, 1608423376, 1838198144, 2814740908, 3216846752, 3676396288, 4925796589, 5629481816, 6433693504, 9851593178, 11258963632, 12867387008, 19703186356, 22517927264, 25734774016, 39406372712, 45035854528, 78812745424, 90071709056, 157625490848, 180143418112, 315250981696, 630501963392, 1261003926784]

約数ペア:

[(1, 1261003926784), (2, 630501963392), (4, 315250981696), (7, 180143418112), (8, 157625490848), (14, 90071709056), (16, 78812745424), (28, 45035854528), (32, 39406372712), (49, 25734774016), (56, 22517927264), (64, 19703186356), (98, 12867387008), (112, 11258963632), (128, 9851593178), (196, 6433693504), (224, 5629481816), (256, 4925796589), (343, 3676396288), (392, 3216846752), (448, 2814740908), (686, 1838198144), (784, 1608423376), (896, 1407370454), (977, 1290689792), (1372, 919099072), (1568, 804211688), (1792, 703685227), (1954, 645344896), (2744, 459549536), (3136, 402105844), (3908, 322672448), (5488, 229774768), (6272, 201052922), (6839, 184384256), (7816, 161336224), (10976, 114887384), (12544, 100526461), (13678, 92192128), (14699, 85788416), (15632, 80668112), (21952, 57443692), (27356, 46096064), (29398, 42894208), (31264, 40334056), (43904, 28721846), (47873, 26340608), (54712, 23048032), (58796, 21447104), (62528, 20167028), (87808, 14360923), (95746, 13170304), (102893, 12255488), (109424, 11524016), (117592, 10723552), (125056, 10083514), (191492, 6585152), (205786, 6127744), (218848, 5762008), (235184, 5361776), (250112, 5041757), (335111, 3762944), (382984, 3292576), (411572, 3063872), (437696, 2881004), (470368, 2680888), (670222, 1881472), (720251, 1750784), (765968, 1646288), (823144, 1531936), (875392, 1440502), (940736, 1340444)]