253244880

素因数分解:

$2^4\times 3^5\times 5^1\times 7^1\times {\mathrm{1861}}^1$

素因数の和:1896

約数の個数: 240

約数和(自身を含む): 1008518784

約数和(自身を除く): 755273904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 243, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 486, 504, 540, 560, 567, 630, 648, 720, 756, 810, 840, 945, 972, 1008, 1080, 1134, 1215, 1260, 1296, 1512, 1620, 1680, 1701, 1861, 1890, 1944, 2160, 2268, 2430, 2520, 2835, 3024, 3240, 3402, 3722, 3780, 3888, 4536, 4860, 5040, 5583, 5670, 6480, 6804, 7444, 7560, 8505, 9072, 9305, 9720, 11166, 11340, 13027, 13608, 14888, 15120, 16749, 17010, 18610, 19440, 22332, 22680, 26054, 27216, 27915, 29776, 33498, 34020, 37220, 39081, 44664, 45360, 50247, 52108, 55830, 65135, 66996, 68040, 74440, 78162, 83745, 89328, 100494, 104216, 111660, 117243, 130270, 133992, 136080, 148880, 150741, 156324, 167490, 195405, 200988, 208432, 223320, 234486, 251235, 260540, 267984, 301482, 312648, 334980, 351729, 390810, 401976, 446640, 452223, 468972, 502470, 521080, 586215, 602964, 625296, 669960, 703458, 753705, 781620, 803952, 904446, 937944, 1004940, 1042160, 1055187, 1172430, 1205928, 1339920, 1406916, 1507410, 1563240, 1758645, 1808892, 1875888, 2009880, 2110374, 2261115, 2344860, 2411856, 2813832, 3014820, 3126480, 3165561, 3517290, 3617784, 4019760, 4220748, 4522230, 4689720, 5275935, 5627664, 6029640, 6331122, 7034580, 7235568, 8441496, 9044460, 9379440, 10551870, 12059280, 12662244, 14069160, 15827805, 16882992, 18088920, 21103740, 25324488, 28138320, 31655610, 36177840, 42207480, 50648976, 63311220, 84414960, 126622440, 253244880]

約数ペア:

[(1, 253244880), (2, 126622440), (3, 84414960), (4, 63311220), (5, 50648976), (6, 42207480), (7, 36177840), (8, 31655610), (9, 28138320), (10, 25324488), (12, 21103740), (14, 18088920), (15, 16882992), (16, 15827805), (18, 14069160), (20, 12662244), (21, 12059280), (24, 10551870), (27, 9379440), (28, 9044460), (30, 8441496), (35, 7235568), (36, 7034580), (40, 6331122), (42, 6029640), (45, 5627664), (48, 5275935), (54, 4689720), (56, 4522230), (60, 4220748), (63, 4019760), (70, 3617784), (72, 3517290), (80, 3165561), (81, 3126480), (84, 3014820), (90, 2813832), (105, 2411856), (108, 2344860), (112, 2261115), (120, 2110374), (126, 2009880), (135, 1875888), (140, 1808892), (144, 1758645), (162, 1563240), (168, 1507410), (180, 1406916), (189, 1339920), (210, 1205928), (216, 1172430), (240, 1055187), (243, 1042160), (252, 1004940), (270, 937944), (280, 904446), (315, 803952), (324, 781620), (336, 753705), (360, 703458), (378, 669960), (405, 625296), (420, 602964), (432, 586215), (486, 521080), (504, 502470), (540, 468972), (560, 452223), (567, 446640), (630, 401976), (648, 390810), (720, 351729), (756, 334980), (810, 312648), (840, 301482), (945, 267984), (972, 260540), (1008, 251235), (1080, 234486), (1134, 223320), (1215, 208432), (1260, 200988), (1296, 195405), (1512, 167490), (1620, 156324), (1680, 150741), (1701, 148880), (1861, 136080), (1890, 133992), (1944, 130270), (2160, 117243), (2268, 111660), (2430, 104216), (2520, 100494), (2835, 89328), (3024, 83745), (3240, 78162), (3402, 74440), (3722, 68040), (3780, 66996), (3888, 65135), (4536, 55830), (4860, 52108), (5040, 50247), (5583, 45360), (5670, 44664), (6480, 39081), (6804, 37220), (7444, 34020), (7560, 33498), (8505, 29776), (9072, 27915), (9305, 27216), (9720, 26054), (11166, 22680), (11340, 22332), (13027, 19440), (13608, 18610), (14888, 17010), (15120, 16749)]