87687960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31771}}^1$

素因数の和:31808

約数の個数: 64

約数和(自身を含む): 274510080

約数和(自身を除く): 186822120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 31771, 63542, 95313, 127084, 158855, 190626, 254168, 317710, 381252, 476565, 635420, 730733, 762504, 953130, 1270840, 1461466, 1906260, 2192199, 2922932, 3653665, 3812520, 4384398, 5845864, 7307330, 8768796, 10960995, 14614660, 17537592, 21921990, 29229320, 43843980, 87687960]

約数ペア:

[(1, 87687960), (2, 43843980), (3, 29229320), (4, 21921990), (5, 17537592), (6, 14614660), (8, 10960995), (10, 8768796), (12, 7307330), (15, 5845864), (20, 4384398), (23, 3812520), (24, 3653665), (30, 2922932), (40, 2192199), (46, 1906260), (60, 1461466), (69, 1270840), (92, 953130), (115, 762504), (120, 730733), (138, 635420), (184, 476565), (230, 381252), (276, 317710), (345, 254168), (460, 190626), (552, 158855), (690, 127084), (920, 95313), (1380, 63542), (2760, 31771)]