279551300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:390

約数の個数: 144

約数和(自身を含む): 734952960

約数和(自身を除く): 455401660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 47, 50, 58, 70, 94, 100, 116, 140, 145, 175, 188, 203, 235, 290, 293, 329, 350, 406, 470, 580, 586, 658, 700, 725, 812, 940, 1015, 1172, 1175, 1316, 1363, 1450, 1465, 1645, 2030, 2051, 2350, 2726, 2900, 2930, 3290, 4060, 4102, 4700, 5075, 5452, 5860, 6580, 6815, 7325, 8204, 8225, 8497, 9541, 10150, 10255, 13630, 13771, 14650, 16450, 16994, 19082, 20300, 20510, 27260, 27542, 29300, 32900, 33988, 34075, 38164, 41020, 42485, 47705, 51275, 55084, 59479, 68150, 68855, 84970, 95410, 96397, 102550, 118958, 136300, 137710, 169940, 190820, 192794, 205100, 212425, 237916, 238525, 275420, 297395, 344275, 385588, 399359, 424850, 477050, 481985, 594790, 688550, 798718, 849700, 954100, 963970, 1189580, 1377100, 1486975, 1597436, 1927940, 1996795, 2409925, 2795513, 2973950, 3993590, 4819850, 5591026, 5947900, 7987180, 9639700, 9983975, 11182052, 13977565, 19967950, 27955130, 39935900, 55910260, 69887825, 139775650, 279551300]

約数ペア:

[(1, 279551300), (2, 139775650), (4, 69887825), (5, 55910260), (7, 39935900), (10, 27955130), (14, 19967950), (20, 13977565), (25, 11182052), (28, 9983975), (29, 9639700), (35, 7987180), (47, 5947900), (50, 5591026), (58, 4819850), (70, 3993590), (94, 2973950), (100, 2795513), (116, 2409925), (140, 1996795), (145, 1927940), (175, 1597436), (188, 1486975), (203, 1377100), (235, 1189580), (290, 963970), (293, 954100), (329, 849700), (350, 798718), (406, 688550), (470, 594790), (580, 481985), (586, 477050), (658, 424850), (700, 399359), (725, 385588), (812, 344275), (940, 297395), (1015, 275420), (1172, 238525), (1175, 237916), (1316, 212425), (1363, 205100), (1450, 192794), (1465, 190820), (1645, 169940), (2030, 137710), (2051, 136300), (2350, 118958), (2726, 102550), (2900, 96397), (2930, 95410), (3290, 84970), (4060, 68855), (4102, 68150), (4700, 59479), (5075, 55084), (5452, 51275), (5860, 47705), (6580, 42485), (6815, 41020), (7325, 38164), (8204, 34075), (8225, 33988), (8497, 32900), (9541, 29300), (10150, 27542), (10255, 27260), (13630, 20510), (13771, 20300), (14650, 19082), (16450, 16994)]