212487320

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{503}}^1$

素因数の和:752

約数の個数: 64

約数和(自身を含む): 489888000

約数和(自身を除く): 277400680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 179, 236, 295, 358, 472, 503, 590, 716, 895, 1006, 1180, 1432, 1790, 2012, 2360, 2515, 3580, 4024, 5030, 7160, 10060, 10561, 20120, 21122, 29677, 42244, 52805, 59354, 84488, 90037, 105610, 118708, 148385, 180074, 211220, 237416, 296770, 360148, 422440, 450185, 593540, 720296, 900370, 1187080, 1800740, 3601480, 5312183, 10624366, 21248732, 26560915, 42497464, 53121830, 106243660, 212487320]

約数ペア:

[(1, 212487320), (2, 106243660), (4, 53121830), (5, 42497464), (8, 26560915), (10, 21248732), (20, 10624366), (40, 5312183), (59, 3601480), (118, 1800740), (179, 1187080), (236, 900370), (295, 720296), (358, 593540), (472, 450185), (503, 422440), (590, 360148), (716, 296770), (895, 237416), (1006, 211220), (1180, 180074), (1432, 148385), (1790, 118708), (2012, 105610), (2360, 90037), (2515, 84488), (3580, 59354), (4024, 52805), (5030, 42244), (7160, 29677), (10060, 21122), (10561, 20120)]