171997440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{953}}^1$

素因数の和:1024

約数の個数: 144

約数和(自身を含む): 561593088

約数和(自身を除く): 389595648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 64, 80, 94, 96, 120, 128, 141, 160, 188, 192, 235, 240, 256, 282, 320, 376, 384, 470, 480, 564, 640, 705, 752, 768, 940, 953, 960, 1128, 1280, 1410, 1504, 1880, 1906, 1920, 2256, 2820, 2859, 3008, 3760, 3812, 3840, 4512, 4765, 5640, 5718, 6016, 7520, 7624, 9024, 9530, 11280, 11436, 12032, 14295, 15040, 15248, 18048, 19060, 22560, 22872, 28590, 30080, 30496, 36096, 38120, 44791, 45120, 45744, 57180, 60160, 60992, 76240, 89582, 90240, 91488, 114360, 121984, 134373, 152480, 179164, 180480, 182976, 223955, 228720, 243968, 268746, 304960, 358328, 365952, 447910, 457440, 537492, 609920, 671865, 716656, 731904, 895820, 914880, 1074984, 1219840, 1343730, 1433312, 1791640, 1829760, 2149968, 2687460, 2866624, 3583280, 3659520, 4299936, 5374920, 5733248, 7166560, 8599872, 10749840, 11466496, 14333120, 17199744, 21499680, 28666240, 34399488, 42999360, 57332480, 85998720, 171997440]

約数ペア:

[(1, 171997440), (2, 85998720), (3, 57332480), (4, 42999360), (5, 34399488), (6, 28666240), (8, 21499680), (10, 17199744), (12, 14333120), (15, 11466496), (16, 10749840), (20, 8599872), (24, 7166560), (30, 5733248), (32, 5374920), (40, 4299936), (47, 3659520), (48, 3583280), (60, 2866624), (64, 2687460), (80, 2149968), (94, 1829760), (96, 1791640), (120, 1433312), (128, 1343730), (141, 1219840), (160, 1074984), (188, 914880), (192, 895820), (235, 731904), (240, 716656), (256, 671865), (282, 609920), (320, 537492), (376, 457440), (384, 447910), (470, 365952), (480, 358328), (564, 304960), (640, 268746), (705, 243968), (752, 228720), (768, 223955), (940, 182976), (953, 180480), (960, 179164), (1128, 152480), (1280, 134373), (1410, 121984), (1504, 114360), (1880, 91488), (1906, 90240), (1920, 89582), (2256, 76240), (2820, 60992), (2859, 60160), (3008, 57180), (3760, 45744), (3812, 45120), (3840, 44791), (4512, 38120), (4765, 36096), (5640, 30496), (5718, 30080), (6016, 28590), (7520, 22872), (7624, 22560), (9024, 19060), (9530, 18048), (11280, 15248), (11436, 15040), (12032, 14295)]