80708880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{6863}}^1$

素因数の和:6893

約数の個数: 120

約数和(自身を含む): 291088512

約数和(自身を除く): 210379632

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 6863, 11760, 13726, 20589, 27452, 34315, 41178, 48041, 54904, 68630, 82356, 96082, 102945, 109808, 137260, 144123, 164712, 192164, 205890, 240205, 274520, 288246, 329424, 336287, 384328, 411780, 480410, 549040, 576492, 672574, 720615, 768656, 823560, 960820, 1008861, 1152984, 1345148, 1441230, 1647120, 1681435, 1921640, 2017722, 2305968, 2690296, 2882460, 3362870, 3843280, 4035444, 5044305, 5380592, 5764920, 6725740, 8070888, 10088610, 11529840, 13451480, 16141776, 20177220, 26902960, 40354440, 80708880]

約数ペア:

[(1, 80708880), (2, 40354440), (3, 26902960), (4, 20177220), (5, 16141776), (6, 13451480), (7, 11529840), (8, 10088610), (10, 8070888), (12, 6725740), (14, 5764920), (15, 5380592), (16, 5044305), (20, 4035444), (21, 3843280), (24, 3362870), (28, 2882460), (30, 2690296), (35, 2305968), (40, 2017722), (42, 1921640), (48, 1681435), (49, 1647120), (56, 1441230), (60, 1345148), (70, 1152984), (80, 1008861), (84, 960820), (98, 823560), (105, 768656), (112, 720615), (120, 672574), (140, 576492), (147, 549040), (168, 480410), (196, 411780), (210, 384328), (240, 336287), (245, 329424), (280, 288246), (294, 274520), (336, 240205), (392, 205890), (420, 192164), (490, 164712), (560, 144123), (588, 137260), (735, 109808), (784, 102945), (840, 96082), (980, 82356), (1176, 68630), (1470, 54904), (1680, 48041), (1960, 41178), (2352, 34315), (2940, 27452), (3920, 20589), (5880, 13726), (6863, 11760)]