280646100

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:540

約数の個数: 288

約数和(自身を含む): 1066598400

約数和(自身を除く): 785952300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 31, 35, 36, 42, 45, 50, 54, 60, 62, 63, 70, 75, 84, 90, 93, 100, 105, 108, 124, 126, 135, 140, 150, 155, 175, 180, 186, 189, 210, 217, 225, 252, 270, 279, 300, 310, 315, 350, 372, 378, 420, 434, 450, 465, 479, 525, 540, 558, 620, 630, 651, 675, 700, 756, 775, 837, 868, 900, 930, 945, 958, 1050, 1085, 1116, 1260, 1302, 1350, 1395, 1437, 1550, 1575, 1674, 1860, 1890, 1916, 1953, 2100, 2170, 2325, 2395, 2604, 2700, 2790, 2874, 3100, 3150, 3255, 3348, 3353, 3780, 3906, 4185, 4311, 4340, 4650, 4725, 4790, 5425, 5580, 5748, 5859, 6300, 6510, 6706, 6975, 7185, 7812, 8370, 8622, 9300, 9450, 9580, 9765, 10059, 10850, 11718, 11975, 12933, 13020, 13412, 13950, 14370, 14849, 16275, 16740, 16765, 17244, 18900, 19530, 20118, 20925, 21555, 21700, 23436, 23950, 25866, 27900, 28740, 29295, 29698, 30177, 32550, 33530, 35925, 39060, 40236, 41850, 43110, 44547, 47900, 48825, 50295, 51732, 58590, 59396, 60354, 64665, 65100, 67060, 71850, 74245, 83700, 83825, 86220, 89094, 90531, 97650, 100590, 103943, 107775, 117180, 120708, 129330, 133641, 143700, 146475, 148490, 150885, 167650, 178188, 181062, 195300, 201180, 207886, 215550, 222735, 251475, 258660, 267282, 292950, 296980, 301770, 311829, 323325, 335300, 362124, 371225, 400923, 415772, 431100, 445470, 452655, 502950, 519715, 534564, 585900, 603540, 623658, 646650, 668205, 742450, 754425, 801846, 890940, 905310, 935487, 1005900, 1039430, 1113675, 1247316, 1293300, 1336410, 1484900, 1508850, 1559145, 1603692, 1810620, 1870974, 2004615, 2078860, 2227350, 2263275, 2598575, 2672820, 2806461, 3017700, 3118290, 3341025, 3741948, 4009230, 4454700, 4526550, 4677435, 5197150, 5612922, 6236580, 6682050, 7795725, 8018460, 9053100, 9354870, 10023075, 10394300, 11225844, 13364100, 14032305, 15591450, 18709740, 20046150, 23387175, 28064610, 31182900, 40092300, 46774350, 56129220, 70161525, 93548700, 140323050, 280646100]

約数ペア:

[(1, 280646100), (2, 140323050), (3, 93548700), (4, 70161525), (5, 56129220), (6, 46774350), (7, 40092300), (9, 31182900), (10, 28064610), (12, 23387175), (14, 20046150), (15, 18709740), (18, 15591450), (20, 14032305), (21, 13364100), (25, 11225844), (27, 10394300), (28, 10023075), (30, 9354870), (31, 9053100), (35, 8018460), (36, 7795725), (42, 6682050), (45, 6236580), (50, 5612922), (54, 5197150), (60, 4677435), (62, 4526550), (63, 4454700), (70, 4009230), (75, 3741948), (84, 3341025), (90, 3118290), (93, 3017700), (100, 2806461), (105, 2672820), (108, 2598575), (124, 2263275), (126, 2227350), (135, 2078860), (140, 2004615), (150, 1870974), (155, 1810620), (175, 1603692), (180, 1559145), (186, 1508850), (189, 1484900), (210, 1336410), (217, 1293300), (225, 1247316), (252, 1113675), (270, 1039430), (279, 1005900), (300, 935487), (310, 905310), (315, 890940), (350, 801846), (372, 754425), (378, 742450), (420, 668205), (434, 646650), (450, 623658), (465, 603540), (479, 585900), (525, 534564), (540, 519715), (558, 502950), (620, 452655), (630, 445470), (651, 431100), (675, 415772), (700, 400923), (756, 371225), (775, 362124), (837, 335300), (868, 323325), (900, 311829), (930, 301770), (945, 296980), (958, 292950), (1050, 267282), (1085, 258660), (1116, 251475), (1260, 222735), (1302, 215550), (1350, 207886), (1395, 201180), (1437, 195300), (1550, 181062), (1575, 178188), (1674, 167650), (1860, 150885), (1890, 148490), (1916, 146475), (1953, 143700), (2100, 133641), (2170, 129330), (2325, 120708), (2395, 117180), (2604, 107775), (2700, 103943), (2790, 100590), (2874, 97650), (3100, 90531), (3150, 89094), (3255, 86220), (3348, 83825), (3353, 83700), (3780, 74245), (3906, 71850), (4185, 67060), (4311, 65100), (4340, 64665), (4650, 60354), (4725, 59396), (4790, 58590), (5425, 51732), (5580, 50295), (5748, 48825), (5859, 47900), (6300, 44547), (6510, 43110), (6706, 41850), (6975, 40236), (7185, 39060), (7812, 35925), (8370, 33530), (8622, 32550), (9300, 30177), (9450, 29698), (9580, 29295), (9765, 28740), (10059, 27900), (10850, 25866), (11718, 23950), (11975, 23436), (12933, 21700), (13020, 21555), (13412, 20925), (13950, 20118), (14370, 19530), (14849, 18900), (16275, 17244), (16740, 16765)]