31498272

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:255

約数の個数: 144

約数和(自身を含む): 99066240

約数和(自身を除く): 67567968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 47, 48, 52, 72, 78, 94, 96, 104, 117, 141, 144, 156, 179, 188, 208, 234, 282, 288, 312, 358, 376, 416, 423, 468, 537, 564, 611, 624, 716, 752, 846, 936, 1074, 1128, 1222, 1248, 1432, 1504, 1611, 1692, 1833, 1872, 2148, 2256, 2327, 2444, 2864, 3222, 3384, 3666, 3744, 4296, 4512, 4654, 4888, 5499, 5728, 6444, 6768, 6981, 7332, 8413, 8592, 9308, 9776, 10998, 12888, 13536, 13962, 14664, 16826, 17184, 18616, 19552, 20943, 21996, 25239, 25776, 27924, 29328, 33652, 37232, 41886, 43992, 50478, 51552, 55848, 58656, 67304, 74464, 75717, 83772, 87984, 100956, 109369, 111696, 134608, 151434, 167544, 175968, 201912, 218738, 223392, 269216, 302868, 328107, 335088, 403824, 437476, 605736, 656214, 670176, 807648, 874952, 984321, 1211472, 1312428, 1749904, 1968642, 2422944, 2624856, 3499808, 3937284, 5249712, 7874568, 10499424, 15749136, 31498272]

約数ペア:

[(1, 31498272), (2, 15749136), (3, 10499424), (4, 7874568), (6, 5249712), (8, 3937284), (9, 3499808), (12, 2624856), (13, 2422944), (16, 1968642), (18, 1749904), (24, 1312428), (26, 1211472), (32, 984321), (36, 874952), (39, 807648), (47, 670176), (48, 656214), (52, 605736), (72, 437476), (78, 403824), (94, 335088), (96, 328107), (104, 302868), (117, 269216), (141, 223392), (144, 218738), (156, 201912), (179, 175968), (188, 167544), (208, 151434), (234, 134608), (282, 111696), (288, 109369), (312, 100956), (358, 87984), (376, 83772), (416, 75717), (423, 74464), (468, 67304), (537, 58656), (564, 55848), (611, 51552), (624, 50478), (716, 43992), (752, 41886), (846, 37232), (936, 33652), (1074, 29328), (1128, 27924), (1222, 25776), (1248, 25239), (1432, 21996), (1504, 20943), (1611, 19552), (1692, 18616), (1833, 17184), (1872, 16826), (2148, 14664), (2256, 13962), (2327, 13536), (2444, 12888), (2864, 10998), (3222, 9776), (3384, 9308), (3666, 8592), (3744, 8413), (4296, 7332), (4512, 6981), (4654, 6768), (4888, 6444), (5499, 5728)]