81468504

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:559

約数の個数: 160

約数和(自身を含む): 259182000

約数和(自身を除く): 177713496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 27, 36, 38, 39, 52, 54, 57, 72, 76, 78, 81, 104, 108, 114, 117, 152, 156, 162, 171, 216, 228, 234, 247, 312, 324, 342, 351, 456, 468, 494, 509, 513, 648, 684, 702, 741, 936, 988, 1018, 1026, 1053, 1368, 1404, 1482, 1527, 1539, 1976, 2036, 2052, 2106, 2223, 2808, 2964, 3054, 3078, 4072, 4104, 4212, 4446, 4581, 5928, 6108, 6156, 6617, 6669, 8424, 8892, 9162, 9671, 12216, 12312, 13234, 13338, 13743, 17784, 18324, 19342, 19851, 20007, 26468, 26676, 27486, 29013, 36648, 38684, 39702, 40014, 41229, 52936, 53352, 54972, 58026, 59553, 77368, 79404, 80028, 82458, 87039, 109944, 116052, 119106, 125723, 158808, 160056, 164916, 174078, 178659, 232104, 238212, 251446, 261117, 329832, 348156, 357318, 377169, 476424, 502892, 522234, 535977, 696312, 714636, 754338, 783351, 1005784, 1044468, 1071954, 1131507, 1429272, 1508676, 1566702, 2088936, 2143908, 2263014, 3017352, 3133404, 3394521, 4287816, 4526028, 6266808, 6789042, 9052056, 10183563, 13578084, 20367126, 27156168, 40734252, 81468504]

約数ペア:

[(1, 81468504), (2, 40734252), (3, 27156168), (4, 20367126), (6, 13578084), (8, 10183563), (9, 9052056), (12, 6789042), (13, 6266808), (18, 4526028), (19, 4287816), (24, 3394521), (26, 3133404), (27, 3017352), (36, 2263014), (38, 2143908), (39, 2088936), (52, 1566702), (54, 1508676), (57, 1429272), (72, 1131507), (76, 1071954), (78, 1044468), (81, 1005784), (104, 783351), (108, 754338), (114, 714636), (117, 696312), (152, 535977), (156, 522234), (162, 502892), (171, 476424), (216, 377169), (228, 357318), (234, 348156), (247, 329832), (312, 261117), (324, 251446), (342, 238212), (351, 232104), (456, 178659), (468, 174078), (494, 164916), (509, 160056), (513, 158808), (648, 125723), (684, 119106), (702, 116052), (741, 109944), (936, 87039), (988, 82458), (1018, 80028), (1026, 79404), (1053, 77368), (1368, 59553), (1404, 58026), (1482, 54972), (1527, 53352), (1539, 52936), (1976, 41229), (2036, 40014), (2052, 39702), (2106, 38684), (2223, 36648), (2808, 29013), (2964, 27486), (3054, 26676), (3078, 26468), (4072, 20007), (4104, 19851), (4212, 19342), (4446, 18324), (4581, 17784), (5928, 13743), (6108, 13338), (6156, 13234), (6617, 12312), (6669, 12216), (8424, 9671), (8892, 9162)]