855139560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{17509}}^1$

素因数の和:17571

約数の個数: 128

約数和(自身を含む): 2874441600

約数和(自身を除く): 2019302040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 37, 40, 44, 55, 60, 66, 74, 88, 110, 111, 120, 132, 148, 165, 185, 220, 222, 264, 296, 330, 370, 407, 440, 444, 555, 660, 740, 814, 888, 1110, 1221, 1320, 1480, 1628, 2035, 2220, 2442, 3256, 4070, 4440, 4884, 6105, 8140, 9768, 12210, 16280, 17509, 24420, 35018, 48840, 52527, 70036, 87545, 105054, 140072, 175090, 192599, 210108, 262635, 350180, 385198, 420216, 525270, 577797, 647833, 700360, 770396, 962995, 1050540, 1155594, 1295666, 1540792, 1925990, 1943499, 2101080, 2311188, 2591332, 2888985, 3239165, 3851980, 3886998, 4622376, 5182664, 5777970, 6478330, 7126163, 7703960, 7773996, 9717495, 11555940, 12956660, 14252326, 15547992, 19434990, 21378489, 23111880, 25913320, 28504652, 35630815, 38869980, 42756978, 57009304, 71261630, 77739960, 85513956, 106892445, 142523260, 171027912, 213784890, 285046520, 427569780, 855139560]

約数ペア:

[(1, 855139560), (2, 427569780), (3, 285046520), (4, 213784890), (5, 171027912), (6, 142523260), (8, 106892445), (10, 85513956), (11, 77739960), (12, 71261630), (15, 57009304), (20, 42756978), (22, 38869980), (24, 35630815), (30, 28504652), (33, 25913320), (37, 23111880), (40, 21378489), (44, 19434990), (55, 15547992), (60, 14252326), (66, 12956660), (74, 11555940), (88, 9717495), (110, 7773996), (111, 7703960), (120, 7126163), (132, 6478330), (148, 5777970), (165, 5182664), (185, 4622376), (220, 3886998), (222, 3851980), (264, 3239165), (296, 2888985), (330, 2591332), (370, 2311188), (407, 2101080), (440, 1943499), (444, 1925990), (555, 1540792), (660, 1295666), (740, 1155594), (814, 1050540), (888, 962995), (1110, 770396), (1221, 700360), (1320, 647833), (1480, 577797), (1628, 525270), (2035, 420216), (2220, 385198), (2442, 350180), (3256, 262635), (4070, 210108), (4440, 192599), (4884, 175090), (6105, 140072), (8140, 105054), (9768, 87545), (12210, 70036), (16280, 52527), (17509, 48840), (24420, 35018)]