1285403760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{77621}}^1$

素因数の和:77663

約数の個数: 120

約数和(自身を含む): 4504559904

約数和(自身を除く): 3219156144

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 5520, 8280, 16560, 77621, 155242, 232863, 310484, 388105, 465726, 620968, 698589, 776210, 931452, 1164315, 1241936, 1397178, 1552420, 1785283, 1862904, 2328630, 2794356, 3104840, 3492945, 3570566, 3725808, 4657260, 5355849, 5588712, 6209680, 6985890, 7141132, 8926415, 9314520, 10711698, 11177424, 13971780, 14282264, 16067547, 17852830, 18629040, 21423396, 26779245, 27943560, 28564528, 32135094, 35705660, 42846792, 53558490, 55887120, 64270188, 71411320, 80337735, 85693584, 107116980, 128540376, 142822640, 160675470, 214233960, 257080752, 321350940, 428467920, 642701880, 1285403760]

約数ペア:

[(1, 1285403760), (2, 642701880), (3, 428467920), (4, 321350940), (5, 257080752), (6, 214233960), (8, 160675470), (9, 142822640), (10, 128540376), (12, 107116980), (15, 85693584), (16, 80337735), (18, 71411320), (20, 64270188), (23, 55887120), (24, 53558490), (30, 42846792), (36, 35705660), (40, 32135094), (45, 28564528), (46, 27943560), (48, 26779245), (60, 21423396), (69, 18629040), (72, 17852830), (80, 16067547), (90, 14282264), (92, 13971780), (115, 11177424), (120, 10711698), (138, 9314520), (144, 8926415), (180, 7141132), (184, 6985890), (207, 6209680), (230, 5588712), (240, 5355849), (276, 4657260), (345, 3725808), (360, 3570566), (368, 3492945), (414, 3104840), (460, 2794356), (552, 2328630), (690, 1862904), (720, 1785283), (828, 1552420), (920, 1397178), (1035, 1241936), (1104, 1164315), (1380, 931452), (1656, 776210), (1840, 698589), (2070, 620968), (2760, 465726), (3312, 388105), (4140, 310484), (5520, 232863), (8280, 155242), (16560, 77621)]