123437440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{467}}^1$

素因数の和:552

約数の個数: 128

約数和(自身を含む): 343699200

約数和(自身を除く): 220261760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 59, 64, 70, 80, 112, 118, 128, 140, 160, 224, 236, 280, 295, 320, 413, 448, 467, 472, 560, 590, 640, 826, 896, 934, 944, 1120, 1180, 1652, 1868, 1888, 2065, 2240, 2335, 2360, 3269, 3304, 3736, 3776, 4130, 4480, 4670, 4720, 6538, 6608, 7472, 7552, 8260, 9340, 9440, 13076, 13216, 14944, 16345, 16520, 18680, 18880, 26152, 26432, 27553, 29888, 32690, 33040, 37360, 37760, 52304, 52864, 55106, 59776, 65380, 66080, 74720, 104608, 110212, 130760, 132160, 137765, 149440, 192871, 209216, 220424, 261520, 264320, 275530, 298880, 385742, 418432, 440848, 523040, 551060, 771484, 881696, 964355, 1046080, 1102120, 1542968, 1763392, 1928710, 2092160, 2204240, 3085936, 3526784, 3857420, 4408480, 6171872, 7714840, 8816960, 12343744, 15429680, 17633920, 24687488, 30859360, 61718720, 123437440]

約数ペア:

[(1, 123437440), (2, 61718720), (4, 30859360), (5, 24687488), (7, 17633920), (8, 15429680), (10, 12343744), (14, 8816960), (16, 7714840), (20, 6171872), (28, 4408480), (32, 3857420), (35, 3526784), (40, 3085936), (56, 2204240), (59, 2092160), (64, 1928710), (70, 1763392), (80, 1542968), (112, 1102120), (118, 1046080), (128, 964355), (140, 881696), (160, 771484), (224, 551060), (236, 523040), (280, 440848), (295, 418432), (320, 385742), (413, 298880), (448, 275530), (467, 264320), (472, 261520), (560, 220424), (590, 209216), (640, 192871), (826, 149440), (896, 137765), (934, 132160), (944, 130760), (1120, 110212), (1180, 104608), (1652, 74720), (1868, 66080), (1888, 65380), (2065, 59776), (2240, 55106), (2335, 52864), (2360, 52304), (3269, 37760), (3304, 37360), (3736, 33040), (3776, 32690), (4130, 29888), (4480, 27553), (4670, 26432), (4720, 26152), (6538, 18880), (6608, 18680), (7472, 16520), (7552, 16345), (8260, 14944), (9340, 13216), (9440, 13076)]