255461328

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{643}}^1$

素因数の和:777

約数の個数: 120

約数和(自身を含む): 747452160

約数和(自身を除く): 491990832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 89, 93, 124, 144, 178, 186, 248, 267, 279, 356, 372, 496, 534, 558, 643, 712, 744, 801, 1068, 1116, 1286, 1424, 1488, 1602, 1929, 2136, 2232, 2572, 2759, 3204, 3858, 4272, 4464, 5144, 5518, 5787, 6408, 7716, 8277, 10288, 11036, 11574, 12816, 15432, 16554, 19933, 22072, 23148, 24831, 30864, 33108, 39866, 44144, 46296, 49662, 57227, 59799, 66216, 79732, 92592, 99324, 114454, 119598, 132432, 159464, 171681, 179397, 198648, 228908, 239196, 318928, 343362, 358794, 397296, 457816, 478392, 515043, 686724, 717588, 915632, 956784, 1030086, 1373448, 1435176, 1774037, 2060172, 2746896, 2870352, 3548074, 4120344, 5322111, 7096148, 8240688, 10644222, 14192296, 15966333, 21288444, 28384592, 31932666, 42576888, 63865332, 85153776, 127730664, 255461328]

約数ペア:

[(1, 255461328), (2, 127730664), (3, 85153776), (4, 63865332), (6, 42576888), (8, 31932666), (9, 28384592), (12, 21288444), (16, 15966333), (18, 14192296), (24, 10644222), (31, 8240688), (36, 7096148), (48, 5322111), (62, 4120344), (72, 3548074), (89, 2870352), (93, 2746896), (124, 2060172), (144, 1774037), (178, 1435176), (186, 1373448), (248, 1030086), (267, 956784), (279, 915632), (356, 717588), (372, 686724), (496, 515043), (534, 478392), (558, 457816), (643, 397296), (712, 358794), (744, 343362), (801, 318928), (1068, 239196), (1116, 228908), (1286, 198648), (1424, 179397), (1488, 171681), (1602, 159464), (1929, 132432), (2136, 119598), (2232, 114454), (2572, 99324), (2759, 92592), (3204, 79732), (3858, 66216), (4272, 59799), (4464, 57227), (5144, 49662), (5518, 46296), (5787, 44144), (6408, 39866), (7716, 33108), (8277, 30864), (10288, 24831), (11036, 23148), (11574, 22072), (12816, 19933), (15432, 16554)]