131228208

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:328

約数の個数: 160

約数和(自身を含む): 399974400

約数和(自身を除く): 268746192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 41, 48, 54, 62, 72, 82, 93, 108, 123, 124, 144, 164, 186, 216, 239, 246, 248, 279, 328, 369, 372, 432, 478, 492, 496, 558, 656, 717, 738, 744, 837, 956, 984, 1107, 1116, 1271, 1434, 1476, 1488, 1674, 1912, 1968, 2151, 2214, 2232, 2542, 2868, 2952, 3348, 3813, 3824, 4302, 4428, 4464, 5084, 5736, 5904, 6453, 6696, 7409, 7626, 8604, 8856, 9799, 10168, 11439, 11472, 12906, 13392, 14818, 15252, 17208, 17712, 19598, 20336, 22227, 22878, 25812, 29397, 29636, 30504, 34317, 34416, 39196, 44454, 45756, 51624, 58794, 59272, 61008, 66681, 68634, 78392, 88191, 88908, 91512, 103248, 117588, 118544, 133362, 137268, 156784, 176382, 177816, 183024, 200043, 235176, 264573, 266724, 274536, 303769, 352764, 355632, 400086, 470352, 529146, 533448, 549072, 607538, 705528, 800172, 911307, 1058292, 1066896, 1215076, 1411056, 1600344, 1822614, 2116584, 2430152, 2733921, 3200688, 3645228, 4233168, 4860304, 5467842, 7290456, 8201763, 10935684, 14580912, 16403526, 21871368, 32807052, 43742736, 65614104, 131228208]

約数ペア:

[(1, 131228208), (2, 65614104), (3, 43742736), (4, 32807052), (6, 21871368), (8, 16403526), (9, 14580912), (12, 10935684), (16, 8201763), (18, 7290456), (24, 5467842), (27, 4860304), (31, 4233168), (36, 3645228), (41, 3200688), (48, 2733921), (54, 2430152), (62, 2116584), (72, 1822614), (82, 1600344), (93, 1411056), (108, 1215076), (123, 1066896), (124, 1058292), (144, 911307), (164, 800172), (186, 705528), (216, 607538), (239, 549072), (246, 533448), (248, 529146), (279, 470352), (328, 400086), (369, 355632), (372, 352764), (432, 303769), (478, 274536), (492, 266724), (496, 264573), (558, 235176), (656, 200043), (717, 183024), (738, 177816), (744, 176382), (837, 156784), (956, 137268), (984, 133362), (1107, 118544), (1116, 117588), (1271, 103248), (1434, 91512), (1476, 88908), (1488, 88191), (1674, 78392), (1912, 68634), (1968, 66681), (2151, 61008), (2214, 59272), (2232, 58794), (2542, 51624), (2868, 45756), (2952, 44454), (3348, 39196), (3813, 34416), (3824, 34317), (4302, 30504), (4428, 29636), (4464, 29397), (5084, 25812), (5736, 22878), (5904, 22227), (6453, 20336), (6696, 19598), (7409, 17712), (7626, 17208), (8604, 15252), (8856, 14818), (9799, 13392), (10168, 12906), (11439, 11472)]