131129256

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 361267200

約数和(自身を除く): 230137944

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 31, 46, 62, 69, 79, 92, 93, 97, 124, 138, 158, 184, 186, 194, 237, 248, 276, 291, 316, 372, 388, 474, 552, 582, 632, 713, 744, 776, 948, 1164, 1426, 1817, 1896, 2139, 2231, 2328, 2449, 2852, 3007, 3634, 4278, 4462, 4898, 5451, 5704, 6014, 6693, 7268, 7347, 7663, 8556, 8924, 9021, 9796, 10902, 12028, 13386, 14536, 14694, 15326, 17112, 17848, 18042, 19592, 21804, 22989, 24056, 26772, 29388, 30652, 36084, 43608, 45978, 53544, 56327, 58776, 61304, 69161, 72168, 91956, 112654, 138322, 168981, 176249, 183912, 207483, 225308, 237553, 276644, 337962, 352498, 414966, 450616, 475106, 528747, 553288, 675924, 704996, 712659, 829932, 950212, 1057494, 1351848, 1409992, 1425318, 1659864, 1900424, 2114988, 2850636, 4229976, 5463719, 5701272, 10927438, 16391157, 21854876, 32782314, 43709752, 65564628, 131129256]

約数ペア:

[(1, 131129256), (2, 65564628), (3, 43709752), (4, 32782314), (6, 21854876), (8, 16391157), (12, 10927438), (23, 5701272), (24, 5463719), (31, 4229976), (46, 2850636), (62, 2114988), (69, 1900424), (79, 1659864), (92, 1425318), (93, 1409992), (97, 1351848), (124, 1057494), (138, 950212), (158, 829932), (184, 712659), (186, 704996), (194, 675924), (237, 553288), (248, 528747), (276, 475106), (291, 450616), (316, 414966), (372, 352498), (388, 337962), (474, 276644), (552, 237553), (582, 225308), (632, 207483), (713, 183912), (744, 176249), (776, 168981), (948, 138322), (1164, 112654), (1426, 91956), (1817, 72168), (1896, 69161), (2139, 61304), (2231, 58776), (2328, 56327), (2449, 53544), (2852, 45978), (3007, 43608), (3634, 36084), (4278, 30652), (4462, 29388), (4898, 26772), (5451, 24056), (5704, 22989), (6014, 21804), (6693, 19592), (7268, 18042), (7347, 17848), (7663, 17112), (8556, 15326), (8924, 14694), (9021, 14536), (9796, 13386), (10902, 12028)]