90664920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{27983}}^1$

素因数の和:28006

約数の個数: 80

約数和(自身を含む): 304745760

約数和(自身を除く): 214080840

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, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 27983, 55966, 83949, 111932, 139915, 167898, 223864, 251847, 279830, 335796, 419745, 503694, 559660, 671592, 755541, 839490, 1007388, 1119320, 1259235, 1511082, 1678980, 2014776, 2266623, 2518470, 3022164, 3357960, 3777705, 4533246, 5036940, 6044328, 7555410, 9066492, 10073880, 11333115, 15110820, 18132984, 22666230, 30221640, 45332460, 90664920]

約数ペア:

[(1, 90664920), (2, 45332460), (3, 30221640), (4, 22666230), (5, 18132984), (6, 15110820), (8, 11333115), (9, 10073880), (10, 9066492), (12, 7555410), (15, 6044328), (18, 5036940), (20, 4533246), (24, 3777705), (27, 3357960), (30, 3022164), (36, 2518470), (40, 2266623), (45, 2014776), (54, 1678980), (60, 1511082), (72, 1259235), (81, 1119320), (90, 1007388), (108, 839490), (120, 755541), (135, 671592), (162, 559660), (180, 503694), (216, 419745), (270, 335796), (324, 279830), (360, 251847), (405, 223864), (540, 167898), (648, 139915), (810, 111932), (1080, 83949), (1620, 55966), (3240, 27983)]