90121278

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:170

約数の個数: 96

約数和(自身を含む): 209129472

約数和(自身を除く): 119008194

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 47, 61, 62, 78, 93, 94, 122, 141, 169, 183, 186, 282, 338, 366, 403, 507, 611, 793, 806, 1014, 1209, 1222, 1457, 1586, 1833, 1891, 2379, 2418, 2867, 2914, 3666, 3782, 4371, 4758, 5239, 5673, 5734, 7943, 8601, 8742, 10309, 10478, 11346, 15717, 15886, 17202, 18941, 20618, 23829, 24583, 30927, 31434, 37271, 37882, 47658, 49166, 56823, 61854, 73749, 74542, 88877, 111813, 113646, 147498, 177754, 223626, 246233, 266631, 319579, 484523, 492466, 533262, 639158, 738699, 958737, 969046, 1155401, 1453569, 1477398, 1917474, 2310802, 2907138, 3466203, 6932406, 15020213, 30040426, 45060639, 90121278]

約数ペア:

[(1, 90121278), (2, 45060639), (3, 30040426), (6, 15020213), (13, 6932406), (26, 3466203), (31, 2907138), (39, 2310802), (47, 1917474), (61, 1477398), (62, 1453569), (78, 1155401), (93, 969046), (94, 958737), (122, 738699), (141, 639158), (169, 533262), (183, 492466), (186, 484523), (282, 319579), (338, 266631), (366, 246233), (403, 223626), (507, 177754), (611, 147498), (793, 113646), (806, 111813), (1014, 88877), (1209, 74542), (1222, 73749), (1457, 61854), (1586, 56823), (1833, 49166), (1891, 47658), (2379, 37882), (2418, 37271), (2867, 31434), (2914, 30927), (3666, 24583), (3782, 23829), (4371, 20618), (4758, 18941), (5239, 17202), (5673, 15886), (5734, 15717), (7943, 11346), (8601, 10478), (8742, 10309)]