80654640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:387

約数の個数: 160

約数和(自身を含む): 275982336

約数和(自身を除く): 195327696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 137, 165, 176, 220, 223, 240, 264, 274, 330, 411, 440, 446, 528, 548, 660, 669, 685, 822, 880, 892, 1096, 1115, 1320, 1338, 1370, 1507, 1644, 1784, 2055, 2192, 2230, 2453, 2640, 2676, 2740, 3014, 3288, 3345, 3568, 4110, 4460, 4521, 4906, 5352, 5480, 6028, 6576, 6690, 7359, 7535, 8220, 8920, 9042, 9812, 10704, 10960, 12056, 12265, 13380, 14718, 15070, 16440, 17840, 18084, 19624, 22605, 24112, 24530, 26760, 29436, 30140, 30551, 32880, 36168, 36795, 39248, 45210, 49060, 53520, 58872, 60280, 61102, 72336, 73590, 90420, 91653, 98120, 117744, 120560, 122204, 147180, 152755, 180840, 183306, 196240, 244408, 294360, 305510, 336061, 361680, 366612, 458265, 488816, 588720, 611020, 672122, 733224, 916530, 1008183, 1222040, 1344244, 1466448, 1680305, 1833060, 2016366, 2444080, 2688488, 3360610, 3666120, 4032732, 5040915, 5376976, 6721220, 7332240, 8065464, 10081830, 13442440, 16130928, 20163660, 26884880, 40327320, 80654640]

約数ペア:

[(1, 80654640), (2, 40327320), (3, 26884880), (4, 20163660), (5, 16130928), (6, 13442440), (8, 10081830), (10, 8065464), (11, 7332240), (12, 6721220), (15, 5376976), (16, 5040915), (20, 4032732), (22, 3666120), (24, 3360610), (30, 2688488), (33, 2444080), (40, 2016366), (44, 1833060), (48, 1680305), (55, 1466448), (60, 1344244), (66, 1222040), (80, 1008183), (88, 916530), (110, 733224), (120, 672122), (132, 611020), (137, 588720), (165, 488816), (176, 458265), (220, 366612), (223, 361680), (240, 336061), (264, 305510), (274, 294360), (330, 244408), (411, 196240), (440, 183306), (446, 180840), (528, 152755), (548, 147180), (660, 122204), (669, 120560), (685, 117744), (822, 98120), (880, 91653), (892, 90420), (1096, 73590), (1115, 72336), (1320, 61102), (1338, 60280), (1370, 58872), (1507, 53520), (1644, 49060), (1784, 45210), (2055, 39248), (2192, 36795), (2230, 36168), (2453, 32880), (2640, 30551), (2676, 30140), (2740, 29436), (3014, 26760), (3288, 24530), (3345, 24112), (3568, 22605), (4110, 19624), (4460, 18084), (4521, 17840), (4906, 16440), (5352, 15070), (5480, 14718), (6028, 13380), (6576, 12265), (6690, 12056), (7359, 10960), (7535, 10704), (8220, 9812), (8920, 9042)]