72800856

素因数分解:

$2^3\times 3^8\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 218470200

約数和(自身を除く): 145669344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 73, 76, 81, 108, 114, 146, 152, 162, 171, 216, 219, 228, 243, 292, 324, 342, 438, 456, 486, 513, 584, 648, 657, 684, 729, 876, 972, 1026, 1314, 1368, 1387, 1458, 1539, 1752, 1944, 1971, 2052, 2187, 2628, 2774, 2916, 3078, 3942, 4104, 4161, 4374, 4617, 5256, 5548, 5832, 5913, 6156, 6561, 7884, 8322, 8748, 9234, 11096, 11826, 12312, 12483, 13122, 13851, 15768, 16644, 17496, 17739, 18468, 23652, 24966, 26244, 27702, 33288, 35478, 36936, 37449, 41553, 47304, 49932, 52488, 53217, 55404, 70956, 74898, 83106, 99864, 106434, 110808, 112347, 124659, 141912, 149796, 159651, 166212, 212868, 224694, 249318, 299592, 319302, 332424, 337041, 425736, 449388, 478953, 498636, 638604, 674082, 898776, 957906, 997272, 1011123, 1277208, 1348164, 1915812, 2022246, 2696328, 3033369, 3831624, 4044492, 6066738, 8088984, 9100107, 12133476, 18200214, 24266952, 36400428, 72800856]

約数ペア:

[(1, 72800856), (2, 36400428), (3, 24266952), (4, 18200214), (6, 12133476), (8, 9100107), (9, 8088984), (12, 6066738), (18, 4044492), (19, 3831624), (24, 3033369), (27, 2696328), (36, 2022246), (38, 1915812), (54, 1348164), (57, 1277208), (72, 1011123), (73, 997272), (76, 957906), (81, 898776), (108, 674082), (114, 638604), (146, 498636), (152, 478953), (162, 449388), (171, 425736), (216, 337041), (219, 332424), (228, 319302), (243, 299592), (292, 249318), (324, 224694), (342, 212868), (438, 166212), (456, 159651), (486, 149796), (513, 141912), (584, 124659), (648, 112347), (657, 110808), (684, 106434), (729, 99864), (876, 83106), (972, 74898), (1026, 70956), (1314, 55404), (1368, 53217), (1387, 52488), (1458, 49932), (1539, 47304), (1752, 41553), (1944, 37449), (1971, 36936), (2052, 35478), (2187, 33288), (2628, 27702), (2774, 26244), (2916, 24966), (3078, 23652), (3942, 18468), (4104, 17739), (4161, 17496), (4374, 16644), (4617, 15768), (5256, 13851), (5548, 13122), (5832, 12483), (5913, 12312), (6156, 11826), (6561, 11096), (7884, 9234), (8322, 8748)]