261079056

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{163}}^1\times {\mathrm{227}}^1$

素因数の和:418

約数の個数: 180

約数和(自身を含む): 858931632

約数和(自身を除く): 597852576

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 163, 168, 196, 227, 252, 294, 326, 336, 392, 441, 454, 489, 504, 588, 652, 681, 784, 882, 908, 978, 1008, 1141, 1176, 1304, 1362, 1467, 1589, 1764, 1816, 1956, 2043, 2282, 2352, 2608, 2724, 2934, 3178, 3423, 3528, 3632, 3912, 4086, 4564, 4767, 5448, 5868, 6356, 6846, 7056, 7824, 7987, 8172, 9128, 9534, 10269, 10896, 11123, 11736, 12712, 13692, 14301, 15974, 16344, 18256, 19068, 20538, 22246, 23472, 23961, 25424, 27384, 28602, 31948, 32688, 33369, 37001, 38136, 41076, 44492, 47922, 54768, 57204, 63896, 66738, 71883, 74002, 76272, 82152, 88984, 95844, 100107, 111003, 114408, 127792, 133476, 143766, 148004, 164304, 177968, 191688, 200214, 222006, 228816, 259007, 266952, 287532, 296008, 333009, 383376, 400428, 444012, 518014, 533904, 575064, 592016, 666018, 777021, 800856, 888024, 1036028, 1150128, 1332036, 1554042, 1601712, 1776048, 1813049, 2072056, 2331063, 2664072, 3108084, 3626098, 4144112, 4662126, 5328144, 5439147, 6216168, 7252196, 9324252, 10878294, 12432336, 14504392, 16317441, 18648504, 21756588, 29008784, 32634882, 37297008, 43513176, 65269764, 87026352, 130539528, 261079056]

約数ペア:

[(1, 261079056), (2, 130539528), (3, 87026352), (4, 65269764), (6, 43513176), (7, 37297008), (8, 32634882), (9, 29008784), (12, 21756588), (14, 18648504), (16, 16317441), (18, 14504392), (21, 12432336), (24, 10878294), (28, 9324252), (36, 7252196), (42, 6216168), (48, 5439147), (49, 5328144), (56, 4662126), (63, 4144112), (72, 3626098), (84, 3108084), (98, 2664072), (112, 2331063), (126, 2072056), (144, 1813049), (147, 1776048), (163, 1601712), (168, 1554042), (196, 1332036), (227, 1150128), (252, 1036028), (294, 888024), (326, 800856), (336, 777021), (392, 666018), (441, 592016), (454, 575064), (489, 533904), (504, 518014), (588, 444012), (652, 400428), (681, 383376), (784, 333009), (882, 296008), (908, 287532), (978, 266952), (1008, 259007), (1141, 228816), (1176, 222006), (1304, 200214), (1362, 191688), (1467, 177968), (1589, 164304), (1764, 148004), (1816, 143766), (1956, 133476), (2043, 127792), (2282, 114408), (2352, 111003), (2608, 100107), (2724, 95844), (2934, 88984), (3178, 82152), (3423, 76272), (3528, 74002), (3632, 71883), (3912, 66738), (4086, 63896), (4564, 57204), (4767, 54768), (5448, 47922), (5868, 44492), (6356, 41076), (6846, 38136), (7056, 37001), (7824, 33369), (7987, 32688), (8172, 31948), (9128, 28602), (9534, 27384), (10269, 25424), (10896, 23961), (11123, 23472), (11736, 22246), (12712, 20538), (13692, 19068), (14301, 18256), (15974, 16344)]