549990

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{97}}^1$

素因数の和:123

約数の個数: 80

約数和(自身を含む): 1707552

約数和(自身を除く): 1157562

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 97, 105, 126, 135, 162, 189, 194, 210, 270, 291, 315, 378, 405, 485, 567, 582, 630, 679, 810, 873, 945, 970, 1134, 1358, 1455, 1746, 1890, 2037, 2619, 2835, 2910, 3395, 4074, 4365, 5238, 5670, 6111, 6790, 7857, 8730, 10185, 12222, 13095, 15714, 18333, 20370, 26190, 30555, 36666, 39285, 54999, 61110, 78570, 91665, 109998, 183330, 274995, 549990]

約数ペア:

[(1, 549990), (2, 274995), (3, 183330), (5, 109998), (6, 91665), (7, 78570), (9, 61110), (10, 54999), (14, 39285), (15, 36666), (18, 30555), (21, 26190), (27, 20370), (30, 18333), (35, 15714), (42, 13095), (45, 12222), (54, 10185), (63, 8730), (70, 7857), (81, 6790), (90, 6111), (97, 5670), (105, 5238), (126, 4365), (135, 4074), (162, 3395), (189, 2910), (194, 2835), (210, 2619), (270, 2037), (291, 1890), (315, 1746), (378, 1455), (405, 1358), (485, 1134), (567, 970), (582, 945), (630, 873), (679, 810)]