247374540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{9349}}^1$

素因数の和:9381

約数の個数: 144

約数和(自身を含む): 895356000

約数和(自身を除く): 647981460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 5292, 6615, 8820, 9349, 13230, 18698, 26460, 28047, 37396, 46745, 56094, 65443, 84141, 93490, 112188, 130886, 140235, 168282, 186980, 196329, 252423, 261772, 280470, 327215, 336564, 392658, 420705, 458101, 504846, 560940, 588987, 654430, 785316, 841410, 916202, 981645, 1009692, 1177974, 1262115, 1308860, 1374303, 1682820, 1766961, 1832404, 1963290, 2290505, 2355948, 2524230, 2748606, 2944935, 3533922, 3926580, 4122909, 4581010, 5048460, 5497212, 5889870, 6871515, 7067844, 8245818, 8834805, 9162020, 11779740, 12368727, 13743030, 16491636, 17669610, 20614545, 24737454, 27486060, 35339220, 41229090, 49474908, 61843635, 82458180, 123687270, 247374540]

約数ペア:

[(1, 247374540), (2, 123687270), (3, 82458180), (4, 61843635), (5, 49474908), (6, 41229090), (7, 35339220), (9, 27486060), (10, 24737454), (12, 20614545), (14, 17669610), (15, 16491636), (18, 13743030), (20, 12368727), (21, 11779740), (27, 9162020), (28, 8834805), (30, 8245818), (35, 7067844), (36, 6871515), (42, 5889870), (45, 5497212), (49, 5048460), (54, 4581010), (60, 4122909), (63, 3926580), (70, 3533922), (84, 2944935), (90, 2748606), (98, 2524230), (105, 2355948), (108, 2290505), (126, 1963290), (135, 1832404), (140, 1766961), (147, 1682820), (180, 1374303), (189, 1308860), (196, 1262115), (210, 1177974), (245, 1009692), (252, 981645), (270, 916202), (294, 841410), (315, 785316), (378, 654430), (420, 588987), (441, 560940), (490, 504846), (540, 458101), (588, 420705), (630, 392658), (735, 336564), (756, 327215), (882, 280470), (945, 261772), (980, 252423), (1260, 196329), (1323, 186980), (1470, 168282), (1764, 140235), (1890, 130886), (2205, 112188), (2646, 93490), (2940, 84141), (3780, 65443), (4410, 56094), (5292, 46745), (6615, 37396), (8820, 28047), (9349, 26460), (13230, 18698)]