81529904640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{10615873}}^1$

素因数の和:10615899

約数の個数: 80

約数和(自身を含む): 260640938448

約数和(自身を除く): 179111033808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 10615873, 21231746, 31847619, 42463492, 53079365, 63695238, 84926984, 106158730, 127390476, 159238095, 169853968, 212317460, 254780952, 318476190, 339707936, 424634920, 509561904, 636952380, 679415872, 849269840, 1019123808, 1273904760, 1358831744, 1698539680, 2038247616, 2547809520, 2717663488, 3397079360, 4076495232, 5095619040, 5435326976, 6794158720, 8152990464, 10191238080, 13588317440, 16305980928, 20382476160, 27176634880, 40764952320, 81529904640]

約数ペア:

[(1, 81529904640), (2, 40764952320), (3, 27176634880), (4, 20382476160), (5, 16305980928), (6, 13588317440), (8, 10191238080), (10, 8152990464), (12, 6794158720), (15, 5435326976), (16, 5095619040), (20, 4076495232), (24, 3397079360), (30, 2717663488), (32, 2547809520), (40, 2038247616), (48, 1698539680), (60, 1358831744), (64, 1273904760), (80, 1019123808), (96, 849269840), (120, 679415872), (128, 636952380), (160, 509561904), (192, 424634920), (240, 339707936), (256, 318476190), (320, 254780952), (384, 212317460), (480, 169853968), (512, 159238095), (640, 127390476), (768, 106158730), (960, 84926984), (1280, 63695238), (1536, 53079365), (1920, 42463492), (2560, 31847619), (3840, 21231746), (7680, 10615873)]