18263880

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{1879}}^1$

素因数の和:1905

約数の個数: 96

約数和(自身を含む): 61588800

約数和(自身を除く): 43324920

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, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1879, 1944, 2430, 3240, 3758, 4860, 5637, 7516, 9395, 9720, 11274, 15032, 16911, 18790, 22548, 28185, 33822, 37580, 45096, 50733, 56370, 67644, 75160, 84555, 101466, 112740, 135288, 152199, 169110, 202932, 225480, 253665, 304398, 338220, 405864, 456597, 507330, 608796, 676440, 760995, 913194, 1014660, 1217592, 1521990, 1826388, 2029320, 2282985, 3043980, 3652776, 4565970, 6087960, 9131940, 18263880]

約数ペア:

[(1, 18263880), (2, 9131940), (3, 6087960), (4, 4565970), (5, 3652776), (6, 3043980), (8, 2282985), (9, 2029320), (10, 1826388), (12, 1521990), (15, 1217592), (18, 1014660), (20, 913194), (24, 760995), (27, 676440), (30, 608796), (36, 507330), (40, 456597), (45, 405864), (54, 338220), (60, 304398), (72, 253665), (81, 225480), (90, 202932), (108, 169110), (120, 152199), (135, 135288), (162, 112740), (180, 101466), (216, 84555), (243, 75160), (270, 67644), (324, 56370), (360, 50733), (405, 45096), (486, 37580), (540, 33822), (648, 28185), (810, 22548), (972, 18790), (1080, 16911), (1215, 15032), (1620, 11274), (1879, 9720), (1944, 9395), (2430, 7516), (3240, 5637), (3758, 4860)]