388543680

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{19273}}^1$

素因数の和:19303

約数の個数: 168

約数和(自身を含む): 1527425952

約数和(自身を除く): 1138882272

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 19273, 20160, 38546, 57819, 77092, 96365, 115638, 134911, 154184, 173457, 192730, 231276, 269822, 289095, 308368, 346914, 385460, 404733, 462552, 539644, 578190, 616736, 674555, 693828, 770920, 809466, 867285, 925104, 1079288, 1156380, 1214199, 1233472, 1349110, 1387656, 1541840, 1618932, 1734570, 1850208, 2023665, 2158576, 2312760, 2428398, 2698220, 2775312, 3083680, 3237864, 3469140, 3700416, 4047330, 4317152, 4625520, 4856796, 5396440, 5550624, 6070995, 6167360, 6475728, 6938280, 8094660, 8634304, 9251040, 9713592, 10792880, 11101248, 12141990, 12951456, 13876560, 16189320, 18502080, 19427184, 21585760, 24283980, 25902912, 27753120, 32378640, 38854368, 43171520, 48567960, 55506240, 64757280, 77708736, 97135920, 129514560, 194271840, 388543680]

約数ペア:

[(1, 388543680), (2, 194271840), (3, 129514560), (4, 97135920), (5, 77708736), (6, 64757280), (7, 55506240), (8, 48567960), (9, 43171520), (10, 38854368), (12, 32378640), (14, 27753120), (15, 25902912), (16, 24283980), (18, 21585760), (20, 19427184), (21, 18502080), (24, 16189320), (28, 13876560), (30, 12951456), (32, 12141990), (35, 11101248), (36, 10792880), (40, 9713592), (42, 9251040), (45, 8634304), (48, 8094660), (56, 6938280), (60, 6475728), (63, 6167360), (64, 6070995), (70, 5550624), (72, 5396440), (80, 4856796), (84, 4625520), (90, 4317152), (96, 4047330), (105, 3700416), (112, 3469140), (120, 3237864), (126, 3083680), (140, 2775312), (144, 2698220), (160, 2428398), (168, 2312760), (180, 2158576), (192, 2023665), (210, 1850208), (224, 1734570), (240, 1618932), (252, 1541840), (280, 1387656), (288, 1349110), (315, 1233472), (320, 1214199), (336, 1156380), (360, 1079288), (420, 925104), (448, 867285), (480, 809466), (504, 770920), (560, 693828), (576, 674555), (630, 616736), (672, 578190), (720, 539644), (840, 462552), (960, 404733), (1008, 385460), (1120, 346914), (1260, 308368), (1344, 289095), (1440, 269822), (1680, 231276), (2016, 192730), (2240, 173457), (2520, 154184), (2880, 134911), (3360, 115638), (4032, 96365), (5040, 77092), (6720, 57819), (10080, 38546), (19273, 20160)]