25545240

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:167

約数の個数: 256

約数和(自身を含む): 101376000

約数和(自身を除く): 75830760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 54, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 108, 109, 120, 124, 126, 135, 140, 155, 168, 180, 186, 189, 210, 216, 217, 218, 248, 252, 270, 279, 280, 310, 315, 327, 360, 372, 378, 420, 434, 436, 465, 504, 540, 545, 558, 620, 630, 651, 654, 744, 756, 763, 837, 840, 868, 872, 930, 945, 981, 1080, 1085, 1090, 1116, 1240, 1260, 1302, 1308, 1395, 1512, 1526, 1635, 1674, 1736, 1860, 1890, 1953, 1962, 2170, 2180, 2232, 2289, 2520, 2604, 2616, 2790, 2943, 3052, 3255, 3270, 3348, 3379, 3720, 3780, 3815, 3906, 3924, 4185, 4340, 4360, 4578, 4905, 5208, 5580, 5859, 5886, 6104, 6510, 6540, 6696, 6758, 6867, 7560, 7630, 7812, 7848, 8370, 8680, 9156, 9765, 9810, 10137, 11160, 11445, 11718, 11772, 13020, 13080, 13516, 13734, 14715, 15260, 15624, 16740, 16895, 18312, 19530, 19620, 20274, 20601, 22890, 23436, 23544, 23653, 26040, 27032, 27468, 29295, 29430, 30411, 30520, 33480, 33790, 34335, 39060, 39240, 40548, 41202, 45780, 46872, 47306, 50685, 54936, 58590, 58860, 60822, 67580, 68670, 70959, 78120, 81096, 82404, 91233, 91560, 94612, 101370, 103005, 117180, 117720, 118265, 121644, 135160, 137340, 141918, 152055, 164808, 182466, 189224, 202740, 206010, 212877, 234360, 236530, 243288, 274680, 283836, 304110, 354795, 364932, 405480, 412020, 425754, 456165, 473060, 567672, 608220, 638631, 709590, 729864, 824040, 851508, 912330, 946120, 1064385, 1216440, 1277262, 1419180, 1703016, 1824660, 2128770, 2554524, 2838360, 3193155, 3649320, 4257540, 5109048, 6386310, 8515080, 12772620, 25545240]

約数ペア:

[(1, 25545240), (2, 12772620), (3, 8515080), (4, 6386310), (5, 5109048), (6, 4257540), (7, 3649320), (8, 3193155), (9, 2838360), (10, 2554524), (12, 2128770), (14, 1824660), (15, 1703016), (18, 1419180), (20, 1277262), (21, 1216440), (24, 1064385), (27, 946120), (28, 912330), (30, 851508), (31, 824040), (35, 729864), (36, 709590), (40, 638631), (42, 608220), (45, 567672), (54, 473060), (56, 456165), (60, 425754), (62, 412020), (63, 405480), (70, 364932), (72, 354795), (84, 304110), (90, 283836), (93, 274680), (105, 243288), (108, 236530), (109, 234360), (120, 212877), (124, 206010), (126, 202740), (135, 189224), (140, 182466), (155, 164808), (168, 152055), (180, 141918), (186, 137340), (189, 135160), (210, 121644), (216, 118265), (217, 117720), (218, 117180), (248, 103005), (252, 101370), (270, 94612), (279, 91560), (280, 91233), (310, 82404), (315, 81096), (327, 78120), (360, 70959), (372, 68670), (378, 67580), (420, 60822), (434, 58860), (436, 58590), (465, 54936), (504, 50685), (540, 47306), (545, 46872), (558, 45780), (620, 41202), (630, 40548), (651, 39240), (654, 39060), (744, 34335), (756, 33790), (763, 33480), (837, 30520), (840, 30411), (868, 29430), (872, 29295), (930, 27468), (945, 27032), (981, 26040), (1080, 23653), (1085, 23544), (1090, 23436), (1116, 22890), (1240, 20601), (1260, 20274), (1302, 19620), (1308, 19530), (1395, 18312), (1512, 16895), (1526, 16740), (1635, 15624), (1674, 15260), (1736, 14715), (1860, 13734), (1890, 13516), (1953, 13080), (1962, 13020), (2170, 11772), (2180, 11718), (2232, 11445), (2289, 11160), (2520, 10137), (2604, 9810), (2616, 9765), (2790, 9156), (2943, 8680), (3052, 8370), (3255, 7848), (3270, 7812), (3348, 7630), (3379, 7560), (3720, 6867), (3780, 6758), (3815, 6696), (3906, 6540), (3924, 6510), (4185, 6104), (4340, 5886), (4360, 5859), (4578, 5580), (4905, 5208)]