81434540.000000000

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22277}}^1$

素因数の和:22306

約数の個数: 96

約数和(自身を含む): 404212032

約数和(自身を除く): 286589472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 5280, 22277, 44554, 66831, 89108, 111385, 133662, 178216, 222770, 245047, 267324, 334155, 356432, 445540, 490094, 534648, 668310, 712864, 735141, 891080, 980188, 1069296, 1225235, 1336620, 1470282, 1782160, 1960376, 2138592, 2450470, 2673240, 2940564, 3564320, 3675705, 3920752, 4900940, 5346480, 5881128, 7351410, 7841504, 9801880, 10692960, 11762256, 14702820, 19603760, 23524512, 29405640, 39207520, 58811280, 117622560]

約数ペア:

[(1, 117622560), (2, 58811280), (3, 39207520), (4, 29405640), (5, 23524512), (6, 19603760), (8, 14702820), (10, 11762256), (11, 10692960), (12, 9801880), (15, 7841504), (16, 7351410), (20, 5881128), (22, 5346480), (24, 4900940), (30, 3920752), (32, 3675705), (33, 3564320), (40, 2940564), (44, 2673240), (48, 2450470), (55, 2138592), (60, 1960376), (66, 1782160), (80, 1470282), (88, 1336620), (96, 1225235), (110, 1069296), (120, 980188), (132, 891080), (160, 735141), (165, 712864), (176, 668310), (220, 534648), (240, 490094), (264, 445540), (330, 356432), (352, 334155), (440, 267324), (480, 245047), (528, 222770), (660, 178216), (880, 133662), (1056, 111385), (1320, 89108), (1760, 66831), (2640, 44554), (5280, 22277)]