51385320

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{971}}^1$

素因数の和:1005

約数の個数: 192

約数和(自身を含む): 199454400

約数和(自身を除く): 148069080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 360, 378, 392, 420, 441, 490, 504, 540, 588, 630, 735, 756, 840, 882, 945, 971, 980, 1080, 1176, 1260, 1323, 1470, 1512, 1764, 1890, 1942, 1960, 2205, 2520, 2646, 2913, 2940, 3528, 3780, 3884, 4410, 4855, 5292, 5826, 5880, 6615, 6797, 7560, 7768, 8739, 8820, 9710, 10584, 11652, 13230, 13594, 14565, 17478, 17640, 19420, 20391, 23304, 26217, 26460, 27188, 29130, 33985, 34956, 38840, 40782, 43695, 47579, 52434, 52920, 54376, 58260, 61173, 67970, 69912, 81564, 87390, 95158, 101955, 104868, 116520, 122346, 131085, 135940, 142737, 163128, 174780, 183519, 190316, 203910, 209736, 237895, 244692, 262170, 271880, 285474, 305865, 349560, 367038, 380632, 407820, 428211, 475790, 489384, 524340, 570948, 611730, 713685, 734076, 815640, 856422, 917595, 951580, 1048680, 1141896, 1223460, 1284633, 1427370, 1468152, 1712844, 1835190, 1903160, 2141055, 2446920, 2569266, 2854740, 3425688, 3670380, 4282110, 5138532, 5709480, 6423165, 7340760, 8564220, 10277064, 12846330, 17128440, 25692660, 51385320]

約数ペア:

[(1, 51385320), (2, 25692660), (3, 17128440), (4, 12846330), (5, 10277064), (6, 8564220), (7, 7340760), (8, 6423165), (9, 5709480), (10, 5138532), (12, 4282110), (14, 3670380), (15, 3425688), (18, 2854740), (20, 2569266), (21, 2446920), (24, 2141055), (27, 1903160), (28, 1835190), (30, 1712844), (35, 1468152), (36, 1427370), (40, 1284633), (42, 1223460), (45, 1141896), (49, 1048680), (54, 951580), (56, 917595), (60, 856422), (63, 815640), (70, 734076), (72, 713685), (84, 611730), (90, 570948), (98, 524340), (105, 489384), (108, 475790), (120, 428211), (126, 407820), (135, 380632), (140, 367038), (147, 349560), (168, 305865), (180, 285474), (189, 271880), (196, 262170), (210, 244692), (216, 237895), (245, 209736), (252, 203910), (270, 190316), (280, 183519), (294, 174780), (315, 163128), (360, 142737), (378, 135940), (392, 131085), (420, 122346), (441, 116520), (490, 104868), (504, 101955), (540, 95158), (588, 87390), (630, 81564), (735, 69912), (756, 67970), (840, 61173), (882, 58260), (945, 54376), (971, 52920), (980, 52434), (1080, 47579), (1176, 43695), (1260, 40782), (1323, 38840), (1470, 34956), (1512, 33985), (1764, 29130), (1890, 27188), (1942, 26460), (1960, 26217), (2205, 23304), (2520, 20391), (2646, 19420), (2913, 17640), (2940, 17478), (3528, 14565), (3780, 13594), (3884, 13230), (4410, 11652), (4855, 10584), (5292, 9710), (5826, 8820), (5880, 8739), (6615, 7768), (6797, 7560)]