128579760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1669}}^1$

素因数の和:1795

約数の個数: 120

約数和(自身を含む): 436110480

約数和(自身を除く): 307530720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 107, 120, 144, 180, 214, 240, 321, 360, 428, 535, 642, 720, 856, 963, 1070, 1284, 1605, 1669, 1712, 1926, 2140, 2568, 3210, 3338, 3852, 4280, 4815, 5007, 5136, 6420, 6676, 7704, 8345, 8560, 9630, 10014, 12840, 13352, 15021, 15408, 16690, 19260, 20028, 25035, 25680, 26704, 30042, 33380, 38520, 40056, 50070, 60084, 66760, 75105, 77040, 80112, 100140, 120168, 133520, 150210, 178583, 200280, 240336, 300420, 357166, 400560, 535749, 600840, 714332, 892915, 1071498, 1201680, 1428664, 1607247, 1785830, 2142996, 2678745, 2857328, 3214494, 3571660, 4285992, 5357490, 6428988, 7143320, 8036235, 8571984, 10714980, 12857976, 14286640, 16072470, 21429960, 25715952, 32144940, 42859920, 64289880, 128579760]

約数ペア:

[(1, 128579760), (2, 64289880), (3, 42859920), (4, 32144940), (5, 25715952), (6, 21429960), (8, 16072470), (9, 14286640), (10, 12857976), (12, 10714980), (15, 8571984), (16, 8036235), (18, 7143320), (20, 6428988), (24, 5357490), (30, 4285992), (36, 3571660), (40, 3214494), (45, 2857328), (48, 2678745), (60, 2142996), (72, 1785830), (80, 1607247), (90, 1428664), (107, 1201680), (120, 1071498), (144, 892915), (180, 714332), (214, 600840), (240, 535749), (321, 400560), (360, 357166), (428, 300420), (535, 240336), (642, 200280), (720, 178583), (856, 150210), (963, 133520), (1070, 120168), (1284, 100140), (1605, 80112), (1669, 77040), (1712, 75105), (1926, 66760), (2140, 60084), (2568, 50070), (3210, 40056), (3338, 38520), (3852, 33380), (4280, 30042), (4815, 26704), (5007, 25680), (5136, 25035), (6420, 20028), (6676, 19260), (7704, 16690), (8345, 15408), (8560, 15021), (9630, 13352), (10014, 12840)]