90751560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:419

約数の個数: 128

約数和(自身を含む): 287400960

約数和(自身を除く): 196649400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 131, 138, 184, 230, 251, 262, 276, 345, 393, 460, 502, 524, 552, 655, 690, 753, 786, 920, 1004, 1048, 1255, 1310, 1380, 1506, 1572, 1965, 2008, 2510, 2620, 2760, 3012, 3013, 3144, 3765, 3930, 5020, 5240, 5773, 6024, 6026, 7530, 7860, 9039, 10040, 11546, 12052, 15060, 15065, 15720, 17319, 18078, 23092, 24104, 28865, 30120, 30130, 32881, 34638, 36156, 45195, 46184, 57730, 60260, 65762, 69276, 72312, 86595, 90390, 98643, 115460, 120520, 131524, 138552, 164405, 173190, 180780, 197286, 230920, 263048, 328810, 346380, 361560, 394572, 493215, 657620, 692760, 756263, 789144, 986430, 1315240, 1512526, 1972860, 2268789, 3025052, 3781315, 3945720, 4537578, 6050104, 7562630, 9075156, 11343945, 15125260, 18150312, 22687890, 30250520, 45375780, 90751560]

約数ペア:

[(1, 90751560), (2, 45375780), (3, 30250520), (4, 22687890), (5, 18150312), (6, 15125260), (8, 11343945), (10, 9075156), (12, 7562630), (15, 6050104), (20, 4537578), (23, 3945720), (24, 3781315), (30, 3025052), (40, 2268789), (46, 1972860), (60, 1512526), (69, 1315240), (92, 986430), (115, 789144), (120, 756263), (131, 692760), (138, 657620), (184, 493215), (230, 394572), (251, 361560), (262, 346380), (276, 328810), (345, 263048), (393, 230920), (460, 197286), (502, 180780), (524, 173190), (552, 164405), (655, 138552), (690, 131524), (753, 120520), (786, 115460), (920, 98643), (1004, 90390), (1048, 86595), (1255, 72312), (1310, 69276), (1380, 65762), (1506, 60260), (1572, 57730), (1965, 46184), (2008, 45195), (2510, 36156), (2620, 34638), (2760, 32881), (3012, 30130), (3013, 30120), (3144, 28865), (3765, 24104), (3930, 23092), (5020, 18078), (5240, 17319), (5773, 15720), (6024, 15065), (6026, 15060), (7530, 12052), (7860, 11546), (9039, 10040)]