221533704

素因数分解:

$2^3\times 3^4\times 7^2\times {\mathrm{6977}}^1$

素因数の和:7009

約数の個数: 120

約数和(自身を含む): 721908990

約数和(自身を除く): 500375286

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 81, 84, 98, 108, 126, 147, 162, 168, 189, 196, 216, 252, 294, 324, 378, 392, 441, 504, 567, 588, 648, 756, 882, 1134, 1176, 1323, 1512, 1764, 2268, 2646, 3528, 3969, 4536, 5292, 6977, 7938, 10584, 13954, 15876, 20931, 27908, 31752, 41862, 48839, 55816, 62793, 83724, 97678, 125586, 146517, 167448, 188379, 195356, 251172, 293034, 341873, 376758, 390712, 439551, 502344, 565137, 586068, 683746, 753516, 879102, 1025619, 1130274, 1172136, 1318653, 1367492, 1507032, 1758204, 2051238, 2260548, 2637306, 2734984, 3076857, 3516408, 3955959, 4102476, 4521096, 5274612, 6153714, 7911918, 8204952, 9230571, 10549224, 12307428, 15823836, 18461142, 24614856, 27691713, 31647672, 36922284, 55383426, 73844568, 110766852, 221533704]

約数ペア:

[(1, 221533704), (2, 110766852), (3, 73844568), (4, 55383426), (6, 36922284), (7, 31647672), (8, 27691713), (9, 24614856), (12, 18461142), (14, 15823836), (18, 12307428), (21, 10549224), (24, 9230571), (27, 8204952), (28, 7911918), (36, 6153714), (42, 5274612), (49, 4521096), (54, 4102476), (56, 3955959), (63, 3516408), (72, 3076857), (81, 2734984), (84, 2637306), (98, 2260548), (108, 2051238), (126, 1758204), (147, 1507032), (162, 1367492), (168, 1318653), (189, 1172136), (196, 1130274), (216, 1025619), (252, 879102), (294, 753516), (324, 683746), (378, 586068), (392, 565137), (441, 502344), (504, 439551), (567, 390712), (588, 376758), (648, 341873), (756, 293034), (882, 251172), (1134, 195356), (1176, 188379), (1323, 167448), (1512, 146517), (1764, 125586), (2268, 97678), (2646, 83724), (3528, 62793), (3969, 55816), (4536, 48839), (5292, 41862), (6977, 31752), (7938, 27908), (10584, 20931), (13954, 15876)]