61761840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{379}}^1$

素因数の和:499

約数の個数: 160

約数和(自身を含む): 221652480

約数和(自身を除く): 159890640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 97, 105, 112, 120, 140, 168, 194, 210, 240, 280, 291, 336, 379, 388, 420, 485, 560, 582, 679, 758, 776, 840, 970, 1137, 1164, 1358, 1455, 1516, 1552, 1680, 1895, 1940, 2037, 2274, 2328, 2653, 2716, 2910, 3032, 3395, 3790, 3880, 4074, 4548, 4656, 5306, 5432, 5685, 5820, 6064, 6790, 7580, 7760, 7959, 8148, 9096, 10185, 10612, 10864, 11370, 11640, 13265, 13580, 15160, 15918, 16296, 18192, 20370, 21224, 22740, 23280, 26530, 27160, 30320, 31836, 32592, 36763, 39795, 40740, 42448, 45480, 53060, 54320, 63672, 73526, 79590, 81480, 90960, 106120, 110289, 127344, 147052, 159180, 162960, 183815, 212240, 220578, 257341, 294104, 318360, 367630, 441156, 514682, 551445, 588208, 636720, 735260, 772023, 882312, 1029364, 1102890, 1286705, 1470520, 1544046, 1764624, 2058728, 2205780, 2573410, 2941040, 3088092, 3860115, 4117456, 4411560, 5146820, 6176184, 7720230, 8823120, 10293640, 12352368, 15440460, 20587280, 30880920, 61761840]

約数ペア:

[(1, 61761840), (2, 30880920), (3, 20587280), (4, 15440460), (5, 12352368), (6, 10293640), (7, 8823120), (8, 7720230), (10, 6176184), (12, 5146820), (14, 4411560), (15, 4117456), (16, 3860115), (20, 3088092), (21, 2941040), (24, 2573410), (28, 2205780), (30, 2058728), (35, 1764624), (40, 1544046), (42, 1470520), (48, 1286705), (56, 1102890), (60, 1029364), (70, 882312), (80, 772023), (84, 735260), (97, 636720), (105, 588208), (112, 551445), (120, 514682), (140, 441156), (168, 367630), (194, 318360), (210, 294104), (240, 257341), (280, 220578), (291, 212240), (336, 183815), (379, 162960), (388, 159180), (420, 147052), (485, 127344), (560, 110289), (582, 106120), (679, 90960), (758, 81480), (776, 79590), (840, 73526), (970, 63672), (1137, 54320), (1164, 53060), (1358, 45480), (1455, 42448), (1516, 40740), (1552, 39795), (1680, 36763), (1895, 32592), (1940, 31836), (2037, 30320), (2274, 27160), (2328, 26530), (2653, 23280), (2716, 22740), (2910, 21224), (3032, 20370), (3395, 18192), (3790, 16296), (3880, 15918), (4074, 15160), (4548, 13580), (4656, 13265), (5306, 11640), (5432, 11370), (5685, 10864), (5820, 10612), (6064, 10185), (6790, 9096), (7580, 8148), (7760, 7959)]