38651520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:554

約数の個数: 128

約数和(自身を含む): 126463680

約数和(自身を除く): 87812160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 320, 328, 384, 410, 480, 491, 492, 615, 640, 656, 820, 960, 982, 984, 1230, 1312, 1473, 1640, 1920, 1964, 1968, 2455, 2460, 2624, 2946, 3280, 3928, 3936, 4910, 4920, 5248, 5892, 6560, 7365, 7856, 7872, 9820, 9840, 11784, 13120, 14730, 15712, 15744, 19640, 19680, 20131, 23568, 26240, 29460, 31424, 39280, 39360, 40262, 47136, 58920, 60393, 62848, 78560, 78720, 80524, 94272, 100655, 117840, 120786, 157120, 161048, 188544, 201310, 235680, 241572, 301965, 314240, 322096, 402620, 471360, 483144, 603930, 644192, 805240, 942720, 966288, 1207860, 1288384, 1610480, 1932576, 2415720, 2576768, 3220960, 3865152, 4831440, 6441920, 7730304, 9662880, 12883840, 19325760, 38651520]

約数ペア:

[(1, 38651520), (2, 19325760), (3, 12883840), (4, 9662880), (5, 7730304), (6, 6441920), (8, 4831440), (10, 3865152), (12, 3220960), (15, 2576768), (16, 2415720), (20, 1932576), (24, 1610480), (30, 1288384), (32, 1207860), (40, 966288), (41, 942720), (48, 805240), (60, 644192), (64, 603930), (80, 483144), (82, 471360), (96, 402620), (120, 322096), (123, 314240), (128, 301965), (160, 241572), (164, 235680), (192, 201310), (205, 188544), (240, 161048), (246, 157120), (320, 120786), (328, 117840), (384, 100655), (410, 94272), (480, 80524), (491, 78720), (492, 78560), (615, 62848), (640, 60393), (656, 58920), (820, 47136), (960, 40262), (982, 39360), (984, 39280), (1230, 31424), (1312, 29460), (1473, 26240), (1640, 23568), (1920, 20131), (1964, 19680), (1968, 19640), (2455, 15744), (2460, 15712), (2624, 14730), (2946, 13120), (3280, 11784), (3928, 9840), (3936, 9820), (4910, 7872), (4920, 7856), (5248, 7365), (5892, 6560)]