196840980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5387}}^1$

素因数の和:5438

約数の個数: 144

約数和(自身を含む): 706043520

約数和(自身を除く): 509202540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 58, 60, 63, 70, 84, 87, 90, 105, 116, 126, 140, 145, 174, 180, 203, 210, 252, 261, 290, 315, 348, 406, 420, 435, 522, 580, 609, 630, 812, 870, 1015, 1044, 1218, 1260, 1305, 1740, 1827, 2030, 2436, 2610, 3045, 3654, 4060, 5220, 5387, 6090, 7308, 9135, 10774, 12180, 16161, 18270, 21548, 26935, 32322, 36540, 37709, 48483, 53870, 64644, 75418, 80805, 96966, 107740, 113127, 150836, 156223, 161610, 188545, 193932, 226254, 242415, 312446, 323220, 339381, 377090, 452508, 468669, 484830, 565635, 624892, 678762, 754180, 781115, 937338, 969660, 1093561, 1131270, 1357524, 1406007, 1562230, 1696905, 1874676, 2187122, 2262540, 2343345, 2812014, 3124460, 3280683, 3393810, 4374244, 4686690, 5467805, 5624028, 6561366, 6787620, 7030035, 9373380, 9842049, 10935610, 13122732, 14060070, 16403415, 19684098, 21871220, 28120140, 32806830, 39368196, 49210245, 65613660, 98420490, 196840980]

約数ペア:

[(1, 196840980), (2, 98420490), (3, 65613660), (4, 49210245), (5, 39368196), (6, 32806830), (7, 28120140), (9, 21871220), (10, 19684098), (12, 16403415), (14, 14060070), (15, 13122732), (18, 10935610), (20, 9842049), (21, 9373380), (28, 7030035), (29, 6787620), (30, 6561366), (35, 5624028), (36, 5467805), (42, 4686690), (45, 4374244), (58, 3393810), (60, 3280683), (63, 3124460), (70, 2812014), (84, 2343345), (87, 2262540), (90, 2187122), (105, 1874676), (116, 1696905), (126, 1562230), (140, 1406007), (145, 1357524), (174, 1131270), (180, 1093561), (203, 969660), (210, 937338), (252, 781115), (261, 754180), (290, 678762), (315, 624892), (348, 565635), (406, 484830), (420, 468669), (435, 452508), (522, 377090), (580, 339381), (609, 323220), (630, 312446), (812, 242415), (870, 226254), (1015, 193932), (1044, 188545), (1218, 161610), (1260, 156223), (1305, 150836), (1740, 113127), (1827, 107740), (2030, 96966), (2436, 80805), (2610, 75418), (3045, 64644), (3654, 53870), (4060, 48483), (5220, 37709), (5387, 36540), (6090, 32322), (7308, 26935), (9135, 21548), (10774, 18270), (12180, 16161)]