87646720

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:170

約数の個数: 160

約数和(自身を含む): 247091328

約数和(自身を除く): 159444608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 67, 70, 73, 80, 112, 128, 134, 140, 146, 160, 224, 256, 268, 280, 292, 320, 335, 365, 448, 469, 511, 512, 536, 560, 584, 640, 670, 730, 896, 938, 1022, 1072, 1120, 1168, 1280, 1340, 1460, 1792, 1876, 2044, 2144, 2240, 2336, 2345, 2555, 2560, 2680, 2920, 3584, 3752, 4088, 4288, 4480, 4672, 4690, 4891, 5110, 5360, 5840, 7504, 8176, 8576, 8960, 9344, 9380, 9782, 10220, 10720, 11680, 15008, 16352, 17152, 17920, 18688, 18760, 19564, 20440, 21440, 23360, 24455, 30016, 32704, 34237, 34304, 37376, 37520, 39128, 40880, 42880, 46720, 48910, 60032, 65408, 68474, 75040, 78256, 81760, 85760, 93440, 97820, 120064, 130816, 136948, 150080, 156512, 163520, 171185, 171520, 186880, 195640, 240128, 261632, 273896, 300160, 313024, 327040, 342370, 391280, 547792, 600320, 626048, 654080, 684740, 782560, 1095584, 1200640, 1252096, 1308160, 1369480, 1565120, 2191168, 2504192, 2738960, 3130240, 4382336, 5477920, 6260480, 8764672, 10955840, 12520960, 17529344, 21911680, 43823360, 87646720]

約数ペア:

[(1, 87646720), (2, 43823360), (4, 21911680), (5, 17529344), (7, 12520960), (8, 10955840), (10, 8764672), (14, 6260480), (16, 5477920), (20, 4382336), (28, 3130240), (32, 2738960), (35, 2504192), (40, 2191168), (56, 1565120), (64, 1369480), (67, 1308160), (70, 1252096), (73, 1200640), (80, 1095584), (112, 782560), (128, 684740), (134, 654080), (140, 626048), (146, 600320), (160, 547792), (224, 391280), (256, 342370), (268, 327040), (280, 313024), (292, 300160), (320, 273896), (335, 261632), (365, 240128), (448, 195640), (469, 186880), (511, 171520), (512, 171185), (536, 163520), (560, 156512), (584, 150080), (640, 136948), (670, 130816), (730, 120064), (896, 97820), (938, 93440), (1022, 85760), (1072, 81760), (1120, 78256), (1168, 75040), (1280, 68474), (1340, 65408), (1460, 60032), (1792, 48910), (1876, 46720), (2044, 42880), (2144, 40880), (2240, 39128), (2336, 37520), (2345, 37376), (2555, 34304), (2560, 34237), (2680, 32704), (2920, 30016), (3584, 24455), (3752, 23360), (4088, 21440), (4288, 20440), (4480, 19564), (4672, 18760), (4690, 18688), (4891, 17920), (5110, 17152), (5360, 16352), (5840, 15008), (7504, 11680), (8176, 10720), (8576, 10220), (8960, 9782), (9344, 9380)]