201121680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6397}}^1$

素因数の和:6544

約数の個数: 80

約数和(自身を含む): 628334784

約数和(自身を除く): 427213104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 131, 240, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2096, 2620, 3144, 3930, 5240, 6288, 6397, 7860, 10480, 12794, 15720, 19191, 25588, 31440, 31985, 38382, 51176, 63970, 76764, 95955, 102352, 127940, 153528, 191910, 255880, 307056, 383820, 511760, 767640, 838007, 1535280, 1676014, 2514021, 3352028, 4190035, 5028042, 6704056, 8380070, 10056084, 12570105, 13408112, 16760140, 20112168, 25140210, 33520280, 40224336, 50280420, 67040560, 100560840, 201121680]

約数ペア:

[(1, 201121680), (2, 100560840), (3, 67040560), (4, 50280420), (5, 40224336), (6, 33520280), (8, 25140210), (10, 20112168), (12, 16760140), (15, 13408112), (16, 12570105), (20, 10056084), (24, 8380070), (30, 6704056), (40, 5028042), (48, 4190035), (60, 3352028), (80, 2514021), (120, 1676014), (131, 1535280), (240, 838007), (262, 767640), (393, 511760), (524, 383820), (655, 307056), (786, 255880), (1048, 191910), (1310, 153528), (1572, 127940), (1965, 102352), (2096, 95955), (2620, 76764), (3144, 63970), (3930, 51176), (5240, 38382), (6288, 31985), (6397, 31440), (7860, 25588), (10480, 19191), (12794, 15720)]