281516312

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{359}}^1$

素因数の和:469

約数の個数: 128

約数和(自身を含む): 705024000

約数和(自身を除く): 423507688

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 56, 67, 76, 77, 88, 133, 134, 152, 154, 209, 266, 268, 308, 359, 418, 469, 532, 536, 616, 718, 737, 836, 938, 1064, 1273, 1436, 1463, 1474, 1672, 1876, 2513, 2546, 2872, 2926, 2948, 3752, 3949, 5026, 5092, 5159, 5852, 5896, 6821, 7898, 8911, 10052, 10184, 10318, 11704, 13642, 14003, 15796, 17822, 20104, 20636, 24053, 27284, 27643, 28006, 31592, 35644, 41272, 47747, 48106, 54568, 55286, 56012, 71288, 75031, 95494, 96212, 98021, 110572, 112024, 150062, 168371, 190988, 192424, 196042, 221144, 264583, 300124, 336742, 381976, 392084, 457007, 525217, 529166, 600248, 673484, 784168, 914014, 1050434, 1058332, 1346968, 1828028, 1852081, 2100868, 2116664, 3199049, 3656056, 3704162, 4201736, 5027077, 6398098, 7408324, 10054154, 12796196, 14816648, 20108308, 25592392, 35189539, 40216616, 70379078, 140758156, 281516312]

約数ペア:

[(1, 281516312), (2, 140758156), (4, 70379078), (7, 40216616), (8, 35189539), (11, 25592392), (14, 20108308), (19, 14816648), (22, 12796196), (28, 10054154), (38, 7408324), (44, 6398098), (56, 5027077), (67, 4201736), (76, 3704162), (77, 3656056), (88, 3199049), (133, 2116664), (134, 2100868), (152, 1852081), (154, 1828028), (209, 1346968), (266, 1058332), (268, 1050434), (308, 914014), (359, 784168), (418, 673484), (469, 600248), (532, 529166), (536, 525217), (616, 457007), (718, 392084), (737, 381976), (836, 336742), (938, 300124), (1064, 264583), (1273, 221144), (1436, 196042), (1463, 192424), (1474, 190988), (1672, 168371), (1876, 150062), (2513, 112024), (2546, 110572), (2872, 98021), (2926, 96212), (2948, 95494), (3752, 75031), (3949, 71288), (5026, 56012), (5092, 55286), (5159, 54568), (5852, 48106), (5896, 47747), (6821, 41272), (7898, 35644), (8911, 31592), (10052, 28006), (10184, 27643), (10318, 27284), (11704, 24053), (13642, 20636), (14003, 20104), (15796, 17822)]