61538708

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:142

約数の個数: 144

約数和(自身を含む): 153062784

約数和(自身を除く): 91524076

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 23, 28, 34, 44, 46, 49, 68, 73, 77, 92, 98, 119, 146, 154, 161, 187, 196, 238, 253, 292, 308, 322, 374, 391, 476, 506, 511, 539, 644, 748, 782, 803, 833, 1012, 1022, 1078, 1127, 1241, 1309, 1564, 1606, 1666, 1679, 1771, 2044, 2156, 2254, 2482, 2618, 2737, 3212, 3332, 3358, 3542, 3577, 4301, 4508, 4964, 5236, 5474, 5621, 6716, 7084, 7154, 8602, 8687, 9163, 10948, 11242, 11753, 12397, 13651, 14308, 17204, 17374, 18326, 18469, 19159, 22484, 23506, 24794, 27302, 28543, 30107, 34748, 36652, 36938, 38318, 39347, 47012, 49588, 54604, 57086, 60214, 60809, 73876, 76636, 78694, 82271, 95557, 114172, 120428, 121618, 129283, 157388, 164542, 191114, 199801, 210749, 243236, 258566, 313973, 329084, 382228, 399602, 421498, 517132, 627946, 668899, 799204, 842996, 904981, 1255892, 1337798, 1398607, 1809962, 2197811, 2675596, 2797214, 3619924, 4395622, 5594428, 8791244, 15384677, 30769354, 61538708]

約数ペア:

[(1, 61538708), (2, 30769354), (4, 15384677), (7, 8791244), (11, 5594428), (14, 4395622), (17, 3619924), (22, 2797214), (23, 2675596), (28, 2197811), (34, 1809962), (44, 1398607), (46, 1337798), (49, 1255892), (68, 904981), (73, 842996), (77, 799204), (92, 668899), (98, 627946), (119, 517132), (146, 421498), (154, 399602), (161, 382228), (187, 329084), (196, 313973), (238, 258566), (253, 243236), (292, 210749), (308, 199801), (322, 191114), (374, 164542), (391, 157388), (476, 129283), (506, 121618), (511, 120428), (539, 114172), (644, 95557), (748, 82271), (782, 78694), (803, 76636), (833, 73876), (1012, 60809), (1022, 60214), (1078, 57086), (1127, 54604), (1241, 49588), (1309, 47012), (1564, 39347), (1606, 38318), (1666, 36938), (1679, 36652), (1771, 34748), (2044, 30107), (2156, 28543), (2254, 27302), (2482, 24794), (2618, 23506), (2737, 22484), (3212, 19159), (3332, 18469), (3358, 18326), (3542, 17374), (3577, 17204), (4301, 14308), (4508, 13651), (4964, 12397), (5236, 11753), (5474, 11242), (5621, 10948), (6716, 9163), (7084, 8687), (7154, 8602)]