177465920

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:268

約数の個数: 112

約数和(自身を含む): 438473088

約数和(自身を除く): 261007168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 73, 80, 107, 142, 146, 160, 214, 284, 292, 320, 355, 365, 428, 535, 568, 584, 710, 730, 856, 1070, 1136, 1168, 1420, 1460, 1712, 2140, 2272, 2336, 2840, 2920, 3424, 4280, 4544, 4672, 5183, 5680, 5840, 6848, 7597, 7811, 8560, 10366, 11360, 11680, 15194, 15622, 17120, 20732, 22720, 23360, 25915, 30388, 31244, 34240, 37985, 39055, 41464, 51830, 60776, 62488, 75970, 78110, 82928, 103660, 121552, 124976, 151940, 156220, 165856, 207320, 243104, 249952, 303880, 312440, 331712, 414640, 486208, 499904, 554581, 607760, 624880, 829280, 1109162, 1215520, 1249760, 1658560, 2218324, 2431040, 2499520, 2772905, 4436648, 5545810, 8873296, 11091620, 17746592, 22183240, 35493184, 44366480, 88732960, 177465920]

約数ペア:

[(1, 177465920), (2, 88732960), (4, 44366480), (5, 35493184), (8, 22183240), (10, 17746592), (16, 11091620), (20, 8873296), (32, 5545810), (40, 4436648), (64, 2772905), (71, 2499520), (73, 2431040), (80, 2218324), (107, 1658560), (142, 1249760), (146, 1215520), (160, 1109162), (214, 829280), (284, 624880), (292, 607760), (320, 554581), (355, 499904), (365, 486208), (428, 414640), (535, 331712), (568, 312440), (584, 303880), (710, 249952), (730, 243104), (856, 207320), (1070, 165856), (1136, 156220), (1168, 151940), (1420, 124976), (1460, 121552), (1712, 103660), (2140, 82928), (2272, 78110), (2336, 75970), (2840, 62488), (2920, 60776), (3424, 51830), (4280, 41464), (4544, 39055), (4672, 37985), (5183, 34240), (5680, 31244), (5840, 30388), (6848, 25915), (7597, 23360), (7811, 22720), (8560, 20732), (10366, 17120), (11360, 15622), (11680, 15194)]