254753640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1697}}^1$

素因数の和:1856

約数の個数: 128

約数和(自身を含む): 855792000

約数和(自身を除く): 601038360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 139, 180, 216, 270, 278, 360, 417, 540, 556, 695, 834, 1080, 1112, 1251, 1390, 1668, 1697, 2085, 2502, 2780, 3336, 3394, 3753, 4170, 5004, 5091, 5560, 6255, 6788, 7506, 8340, 8485, 10008, 10182, 12510, 13576, 15012, 15273, 16680, 16970, 18765, 20364, 25020, 25455, 30024, 30546, 33940, 37530, 40728, 45819, 50040, 50910, 61092, 67880, 75060, 76365, 91638, 101820, 122184, 150120, 152730, 183276, 203640, 229095, 235883, 305460, 366552, 458190, 471766, 610920, 707649, 916380, 943532, 1179415, 1415298, 1832760, 1887064, 2122947, 2358830, 2830596, 3538245, 4245894, 4717660, 5661192, 6368841, 7076490, 8491788, 9435320, 10614735, 12737682, 14152980, 16983576, 21229470, 25475364, 28305960, 31844205, 42458940, 50950728, 63688410, 84917880, 127376820, 254753640]

約数ペア:

[(1, 254753640), (2, 127376820), (3, 84917880), (4, 63688410), (5, 50950728), (6, 42458940), (8, 31844205), (9, 28305960), (10, 25475364), (12, 21229470), (15, 16983576), (18, 14152980), (20, 12737682), (24, 10614735), (27, 9435320), (30, 8491788), (36, 7076490), (40, 6368841), (45, 5661192), (54, 4717660), (60, 4245894), (72, 3538245), (90, 2830596), (108, 2358830), (120, 2122947), (135, 1887064), (139, 1832760), (180, 1415298), (216, 1179415), (270, 943532), (278, 916380), (360, 707649), (417, 610920), (540, 471766), (556, 458190), (695, 366552), (834, 305460), (1080, 235883), (1112, 229095), (1251, 203640), (1390, 183276), (1668, 152730), (1697, 150120), (2085, 122184), (2502, 101820), (2780, 91638), (3336, 76365), (3394, 75060), (3753, 67880), (4170, 61092), (5004, 50910), (5091, 50040), (5560, 45819), (6255, 40728), (6788, 37530), (7506, 33940), (8340, 30546), (8485, 30024), (10008, 25455), (10182, 25020), (12510, 20364), (13576, 18765), (15012, 16970), (15273, 16680)]