172159988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:158

約数の個数: 192

約数和(自身を含む): 445562880

約数和(自身を除く): 273402892

約数列:

[1, 2, 4, 7, 11, 13, 14, 19, 22, 26, 28, 31, 38, 44, 52, 62, 73, 76, 77, 91, 124, 133, 143, 146, 154, 182, 209, 217, 247, 266, 286, 292, 308, 341, 364, 403, 418, 434, 494, 511, 532, 572, 589, 682, 803, 806, 836, 868, 949, 988, 1001, 1022, 1178, 1364, 1387, 1463, 1606, 1612, 1729, 1898, 2002, 2044, 2263, 2356, 2387, 2717, 2774, 2821, 2926, 3212, 3458, 3796, 4004, 4123, 4433, 4526, 4774, 5434, 5548, 5621, 5642, 5852, 6479, 6643, 6916, 7657, 8246, 8866, 9052, 9548, 9709, 10439, 10868, 11242, 11284, 12958, 13286, 15257, 15314, 15841, 16492, 17732, 18031, 19019, 19418, 20878, 22484, 24893, 25916, 26572, 29419, 30514, 30628, 31031, 31682, 36062, 38038, 38836, 41756, 42997, 45353, 49786, 53599, 58838, 61028, 62062, 63364, 72124, 73073, 76076, 84227, 85994, 90706, 99572, 106799, 107198, 117676, 124124, 126217, 146146, 168454, 171988, 174251, 181412, 198341, 205933, 213598, 214396, 252434, 292292, 300979, 323609, 336908, 348502, 396682, 411866, 427196, 472967, 504868, 558961, 589589, 601958, 647218, 697004, 793364, 823732, 945934, 1117922, 1179178, 1203916, 1294436, 1388387, 1891868, 2235844, 2265263, 2358356, 2776774, 3310769, 3912727, 4530526, 5553548, 6148571, 6621538, 7825454, 9061052, 12297142, 13243076, 15650908, 24594284, 43039997, 86079994, 172159988]

約数ペア:

[(1, 172159988), (2, 86079994), (4, 43039997), (7, 24594284), (11, 15650908), (13, 13243076), (14, 12297142), (19, 9061052), (22, 7825454), (26, 6621538), (28, 6148571), (31, 5553548), (38, 4530526), (44, 3912727), (52, 3310769), (62, 2776774), (73, 2358356), (76, 2265263), (77, 2235844), (91, 1891868), (124, 1388387), (133, 1294436), (143, 1203916), (146, 1179178), (154, 1117922), (182, 945934), (209, 823732), (217, 793364), (247, 697004), (266, 647218), (286, 601958), (292, 589589), (308, 558961), (341, 504868), (364, 472967), (403, 427196), (418, 411866), (434, 396682), (494, 348502), (511, 336908), (532, 323609), (572, 300979), (589, 292292), (682, 252434), (803, 214396), (806, 213598), (836, 205933), (868, 198341), (949, 181412), (988, 174251), (1001, 171988), (1022, 168454), (1178, 146146), (1364, 126217), (1387, 124124), (1463, 117676), (1606, 107198), (1612, 106799), (1729, 99572), (1898, 90706), (2002, 85994), (2044, 84227), (2263, 76076), (2356, 73073), (2387, 72124), (2717, 63364), (2774, 62062), (2821, 61028), (2926, 58838), (3212, 53599), (3458, 49786), (3796, 45353), (4004, 42997), (4123, 41756), (4433, 38836), (4526, 38038), (4774, 36062), (5434, 31682), (5548, 31031), (5621, 30628), (5642, 30514), (5852, 29419), (6479, 26572), (6643, 25916), (6916, 24893), (7657, 22484), (8246, 20878), (8866, 19418), (9052, 19019), (9548, 18031), (9709, 17732), (10439, 16492), (10868, 15841), (11242, 15314), (11284, 15257), (12958, 13286)]