64753080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:669

約数の個数: 128

約数和(自身を含む): 223879680

約数和(自身を除く): 159126600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 157, 168, 210, 280, 314, 420, 471, 491, 628, 785, 840, 942, 982, 1099, 1256, 1473, 1570, 1884, 1964, 2198, 2355, 2455, 2946, 3140, 3297, 3437, 3768, 3928, 4396, 4710, 4910, 5495, 5892, 6280, 6594, 6874, 7365, 8792, 9420, 9820, 10311, 10990, 11784, 13188, 13748, 14730, 16485, 17185, 18840, 19640, 20622, 21980, 26376, 27496, 29460, 32970, 34370, 41244, 43960, 51555, 58920, 65940, 68740, 77087, 82488, 103110, 131880, 137480, 154174, 206220, 231261, 308348, 385435, 412440, 462522, 539609, 616696, 770870, 925044, 1079218, 1156305, 1541740, 1618827, 1850088, 2158436, 2312610, 2698045, 3083480, 3237654, 4316872, 4625220, 5396090, 6475308, 8094135, 9250440, 10792180, 12950616, 16188270, 21584360, 32376540, 64753080]

約数ペア:

[(1, 64753080), (2, 32376540), (3, 21584360), (4, 16188270), (5, 12950616), (6, 10792180), (7, 9250440), (8, 8094135), (10, 6475308), (12, 5396090), (14, 4625220), (15, 4316872), (20, 3237654), (21, 3083480), (24, 2698045), (28, 2312610), (30, 2158436), (35, 1850088), (40, 1618827), (42, 1541740), (56, 1156305), (60, 1079218), (70, 925044), (84, 770870), (105, 616696), (120, 539609), (140, 462522), (157, 412440), (168, 385435), (210, 308348), (280, 231261), (314, 206220), (420, 154174), (471, 137480), (491, 131880), (628, 103110), (785, 82488), (840, 77087), (942, 68740), (982, 65940), (1099, 58920), (1256, 51555), (1473, 43960), (1570, 41244), (1884, 34370), (1964, 32970), (2198, 29460), (2355, 27496), (2455, 26376), (2946, 21980), (3140, 20622), (3297, 19640), (3437, 18840), (3768, 17185), (3928, 16485), (4396, 14730), (4710, 13748), (4910, 13188), (5495, 11784), (5892, 10990), (6280, 10311), (6594, 9820), (6874, 9420), (7365, 8792)]