72408420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{57467}}^1$

素因数の和:57489

約数の個数: 72

約数和(自身を含む): 251020224

約数和(自身を除く): 178611804

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 57467, 114934, 172401, 229868, 287335, 344802, 402269, 517203, 574670, 689604, 804538, 862005, 1034406, 1149340, 1206807, 1609076, 1724010, 2011345, 2068812, 2413614, 2586015, 3448020, 3620421, 4022690, 4827228, 5172030, 6034035, 7240842, 8045380, 10344060, 12068070, 14481684, 18102105, 24136140, 36204210, 72408420]

約数ペア:

[(1, 72408420), (2, 36204210), (3, 24136140), (4, 18102105), (5, 14481684), (6, 12068070), (7, 10344060), (9, 8045380), (10, 7240842), (12, 6034035), (14, 5172030), (15, 4827228), (18, 4022690), (20, 3620421), (21, 3448020), (28, 2586015), (30, 2413614), (35, 2068812), (36, 2011345), (42, 1724010), (45, 1609076), (60, 1206807), (63, 1149340), (70, 1034406), (84, 862005), (90, 804538), (105, 689604), (126, 574670), (140, 517203), (180, 402269), (210, 344802), (252, 287335), (315, 229868), (420, 172401), (630, 114934), (1260, 57467)]