22487220

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{661}}^1$

素因数の和:692

約数の個数: 144

約数和(自身を含む): 80965248

約数和(自身を除く): 58478028

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 661, 756, 810, 945, 972, 1134, 1215, 1260, 1322, 1620, 1701, 1890, 1983, 2268, 2430, 2644, 2835, 3305, 3402, 3780, 3966, 4627, 4860, 5670, 5949, 6610, 6804, 7932, 8505, 9254, 9915, 11340, 11898, 13220, 13881, 17010, 17847, 18508, 19830, 23135, 23796, 27762, 29745, 34020, 35694, 39660, 41643, 46270, 53541, 55524, 59490, 69405, 71388, 83286, 89235, 92540, 107082, 118980, 124929, 138810, 160623, 166572, 178470, 208215, 214164, 249858, 267705, 277620, 321246, 356940, 374787, 416430, 499716, 535410, 624645, 642492, 749574, 803115, 832860, 1070820, 1124361, 1249290, 1499148, 1606230, 1873935, 2248722, 2498580, 3212460, 3747870, 4497444, 5621805, 7495740, 11243610, 22487220]

約数ペア:

[(1, 22487220), (2, 11243610), (3, 7495740), (4, 5621805), (5, 4497444), (6, 3747870), (7, 3212460), (9, 2498580), (10, 2248722), (12, 1873935), (14, 1606230), (15, 1499148), (18, 1249290), (20, 1124361), (21, 1070820), (27, 832860), (28, 803115), (30, 749574), (35, 642492), (36, 624645), (42, 535410), (45, 499716), (54, 416430), (60, 374787), (63, 356940), (70, 321246), (81, 277620), (84, 267705), (90, 249858), (105, 214164), (108, 208215), (126, 178470), (135, 166572), (140, 160623), (162, 138810), (180, 124929), (189, 118980), (210, 107082), (243, 92540), (252, 89235), (270, 83286), (315, 71388), (324, 69405), (378, 59490), (405, 55524), (420, 53541), (486, 46270), (540, 41643), (567, 39660), (630, 35694), (661, 34020), (756, 29745), (810, 27762), (945, 23796), (972, 23135), (1134, 19830), (1215, 18508), (1260, 17847), (1322, 17010), (1620, 13881), (1701, 13220), (1890, 11898), (1983, 11340), (2268, 9915), (2430, 9254), (2644, 8505), (2835, 7932), (3305, 6804), (3402, 6610), (3780, 5949), (3966, 5670), (4627, 4860)]