209360800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:711

約数の個数: 144

約数和(自身を含む): 573525792

約数和(自身を除く): 364164992

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 37, 40, 44, 50, 55, 74, 80, 88, 100, 110, 148, 160, 176, 185, 200, 220, 275, 296, 352, 370, 400, 407, 440, 550, 592, 643, 740, 800, 814, 880, 925, 1100, 1184, 1286, 1480, 1628, 1760, 1850, 2035, 2200, 2572, 2960, 3215, 3256, 3700, 4070, 4400, 5144, 5920, 6430, 6512, 7073, 7400, 8140, 8800, 10175, 10288, 12860, 13024, 14146, 14800, 16075, 16280, 20350, 20576, 23791, 25720, 28292, 29600, 32150, 32560, 35365, 40700, 47582, 51440, 56584, 64300, 65120, 70730, 81400, 95164, 102880, 113168, 118955, 128600, 141460, 162800, 176825, 190328, 226336, 237910, 257200, 261701, 282920, 325600, 353650, 380656, 475820, 514400, 523402, 565840, 594775, 707300, 761312, 951640, 1046804, 1131680, 1189550, 1308505, 1414600, 1903280, 2093608, 2379100, 2617010, 2829200, 3806560, 4187216, 4758200, 5234020, 5658400, 6542525, 8374432, 9516400, 10468040, 13085050, 19032800, 20936080, 26170100, 41872160, 52340200, 104680400, 209360800]

約数ペア:

[(1, 209360800), (2, 104680400), (4, 52340200), (5, 41872160), (8, 26170100), (10, 20936080), (11, 19032800), (16, 13085050), (20, 10468040), (22, 9516400), (25, 8374432), (32, 6542525), (37, 5658400), (40, 5234020), (44, 4758200), (50, 4187216), (55, 3806560), (74, 2829200), (80, 2617010), (88, 2379100), (100, 2093608), (110, 1903280), (148, 1414600), (160, 1308505), (176, 1189550), (185, 1131680), (200, 1046804), (220, 951640), (275, 761312), (296, 707300), (352, 594775), (370, 565840), (400, 523402), (407, 514400), (440, 475820), (550, 380656), (592, 353650), (643, 325600), (740, 282920), (800, 261701), (814, 257200), (880, 237910), (925, 226336), (1100, 190328), (1184, 176825), (1286, 162800), (1480, 141460), (1628, 128600), (1760, 118955), (1850, 113168), (2035, 102880), (2200, 95164), (2572, 81400), (2960, 70730), (3215, 65120), (3256, 64300), (3700, 56584), (4070, 51440), (4400, 47582), (5144, 40700), (5920, 35365), (6430, 32560), (6512, 32150), (7073, 29600), (7400, 28292), (8140, 25720), (8800, 23791), (10175, 20576), (10288, 20350), (12860, 16280), (13024, 16075), (14146, 14800)]