290063760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{172657}}^1$

素因数の和:172680

約数の個数: 80

約数和(自身を含む): 1027660416

約数和(自身を除く): 737596656

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 172657, 345314, 517971, 690628, 863285, 1035942, 1208599, 1381256, 1726570, 2071884, 2417198, 2589855, 2762512, 3453140, 3625797, 4143768, 4834396, 5179710, 6042995, 6906280, 7251594, 8287536, 9668792, 10359420, 12085990, 13812560, 14503188, 18128985, 19337584, 20718840, 24171980, 29006376, 36257970, 41437680, 48343960, 58012752, 72515940, 96687920, 145031880, 290063760]

約数ペア:

[(1, 290063760), (2, 145031880), (3, 96687920), (4, 72515940), (5, 58012752), (6, 48343960), (7, 41437680), (8, 36257970), (10, 29006376), (12, 24171980), (14, 20718840), (15, 19337584), (16, 18128985), (20, 14503188), (21, 13812560), (24, 12085990), (28, 10359420), (30, 9668792), (35, 8287536), (40, 7251594), (42, 6906280), (48, 6042995), (56, 5179710), (60, 4834396), (70, 4143768), (80, 3625797), (84, 3453140), (105, 2762512), (112, 2589855), (120, 2417198), (140, 2071884), (168, 1726570), (210, 1381256), (240, 1208599), (280, 1035942), (336, 863285), (420, 690628), (560, 517971), (840, 345314), (1680, 172657)]