420173824

素因数分解:

$2^{11}\times 7^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:168

約数の個数: 144

約数和(自身を含む): 1008352800

約数和(自身を除く): 588178976

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 53, 56, 64, 79, 98, 106, 112, 128, 158, 196, 212, 224, 256, 316, 371, 392, 424, 448, 512, 553, 632, 742, 784, 848, 896, 1024, 1106, 1264, 1484, 1568, 1696, 1792, 2048, 2212, 2528, 2597, 2968, 3136, 3392, 3584, 3871, 4187, 4424, 5056, 5194, 5936, 6272, 6784, 7168, 7742, 8374, 8848, 10112, 10388, 11872, 12544, 13568, 14336, 15484, 16748, 17696, 20224, 20776, 23744, 25088, 27136, 29309, 30968, 33496, 35392, 40448, 41552, 47488, 50176, 54272, 58618, 61936, 66992, 70784, 80896, 83104, 94976, 100352, 108544, 117236, 123872, 133984, 141568, 161792, 166208, 189952, 205163, 234472, 247744, 267968, 283136, 332416, 379904, 410326, 468944, 495488, 535936, 566272, 664832, 759808, 820652, 937888, 990976, 1071872, 1132544, 1329664, 1641304, 1875776, 1981952, 2143744, 2659328, 3282608, 3751552, 3963904, 4287488, 5318656, 6565216, 7503104, 7927808, 8574976, 13130432, 15006208, 26260864, 30012416, 52521728, 60024832, 105043456, 210086912, 420173824]

約数ペア:

[(1, 420173824), (2, 210086912), (4, 105043456), (7, 60024832), (8, 52521728), (14, 30012416), (16, 26260864), (28, 15006208), (32, 13130432), (49, 8574976), (53, 7927808), (56, 7503104), (64, 6565216), (79, 5318656), (98, 4287488), (106, 3963904), (112, 3751552), (128, 3282608), (158, 2659328), (196, 2143744), (212, 1981952), (224, 1875776), (256, 1641304), (316, 1329664), (371, 1132544), (392, 1071872), (424, 990976), (448, 937888), (512, 820652), (553, 759808), (632, 664832), (742, 566272), (784, 535936), (848, 495488), (896, 468944), (1024, 410326), (1106, 379904), (1264, 332416), (1484, 283136), (1568, 267968), (1696, 247744), (1792, 234472), (2048, 205163), (2212, 189952), (2528, 166208), (2597, 161792), (2968, 141568), (3136, 133984), (3392, 123872), (3584, 117236), (3871, 108544), (4187, 100352), (4424, 94976), (5056, 83104), (5194, 80896), (5936, 70784), (6272, 66992), (6784, 61936), (7168, 58618), (7742, 54272), (8374, 50176), (8848, 47488), (10112, 41552), (10388, 40448), (11872, 35392), (12544, 33496), (13568, 30968), (14336, 29309), (15484, 27136), (16748, 25088), (17696, 23744), (20224, 20776)]