291327232

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 718768512

約数和(自身を除く): 427441280

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 73, 112, 119, 128, 131, 136, 146, 224, 238, 256, 262, 272, 292, 448, 476, 511, 524, 544, 584, 896, 917, 952, 1022, 1048, 1088, 1168, 1241, 1792, 1834, 1904, 2044, 2096, 2176, 2227, 2336, 2482, 3668, 3808, 4088, 4192, 4352, 4454, 4672, 4964, 7336, 7616, 8176, 8384, 8687, 8908, 9344, 9563, 9928, 14672, 15232, 15589, 16352, 16768, 17374, 17816, 18688, 19126, 19856, 29344, 30464, 31178, 32704, 33536, 34748, 35632, 38252, 39712, 58688, 62356, 65408, 66941, 69496, 71264, 76504, 79424, 117376, 124712, 130816, 133882, 138992, 142528, 153008, 158848, 162571, 234752, 249424, 267764, 277984, 285056, 306016, 317696, 325142, 498848, 535528, 555968, 570112, 612032, 650284, 997696, 1071056, 1111936, 1137997, 1224064, 1300568, 1995392, 2142112, 2223872, 2275994, 2448128, 2601136, 3990784, 4284224, 4551988, 5202272, 8568448, 9103976, 10404544, 17136896, 18207952, 20809088, 36415904, 41618176, 72831808, 145663616, 291327232]

約数ペア:

[(1, 291327232), (2, 145663616), (4, 72831808), (7, 41618176), (8, 36415904), (14, 20809088), (16, 18207952), (17, 17136896), (28, 10404544), (32, 9103976), (34, 8568448), (56, 5202272), (64, 4551988), (68, 4284224), (73, 3990784), (112, 2601136), (119, 2448128), (128, 2275994), (131, 2223872), (136, 2142112), (146, 1995392), (224, 1300568), (238, 1224064), (256, 1137997), (262, 1111936), (272, 1071056), (292, 997696), (448, 650284), (476, 612032), (511, 570112), (524, 555968), (544, 535528), (584, 498848), (896, 325142), (917, 317696), (952, 306016), (1022, 285056), (1048, 277984), (1088, 267764), (1168, 249424), (1241, 234752), (1792, 162571), (1834, 158848), (1904, 153008), (2044, 142528), (2096, 138992), (2176, 133882), (2227, 130816), (2336, 124712), (2482, 117376), (3668, 79424), (3808, 76504), (4088, 71264), (4192, 69496), (4352, 66941), (4454, 65408), (4672, 62356), (4964, 58688), (7336, 39712), (7616, 38252), (8176, 35632), (8384, 34748), (8687, 33536), (8908, 32704), (9344, 31178), (9563, 30464), (9928, 29344), (14672, 19856), (15232, 19126), (15589, 18688), (16352, 17816), (16768, 17374)]