221732028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{30341}}^1$

素因数の和:30387

約数の個数: 72

約数和(自身を含む): 662669280

約数和(自身を除く): 440937252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 261, 348, 406, 522, 609, 812, 1044, 1218, 1827, 2436, 3654, 7308, 30341, 60682, 91023, 121364, 182046, 212387, 273069, 364092, 424774, 546138, 637161, 849548, 879889, 1092276, 1274322, 1759778, 1911483, 2548644, 2639667, 3519556, 3822966, 5279334, 6159223, 7645932, 7919001, 10558668, 12318446, 15838002, 18477669, 24636892, 31676004, 36955338, 55433007, 73910676, 110866014, 221732028]

約数ペア:

[(1, 221732028), (2, 110866014), (3, 73910676), (4, 55433007), (6, 36955338), (7, 31676004), (9, 24636892), (12, 18477669), (14, 15838002), (18, 12318446), (21, 10558668), (28, 7919001), (29, 7645932), (36, 6159223), (42, 5279334), (58, 3822966), (63, 3519556), (84, 2639667), (87, 2548644), (116, 1911483), (126, 1759778), (174, 1274322), (203, 1092276), (252, 879889), (261, 849548), (348, 637161), (406, 546138), (522, 424774), (609, 364092), (812, 273069), (1044, 212387), (1218, 182046), (1827, 121364), (2436, 91023), (3654, 60682), (7308, 30341)]