217691424

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{659}}^1$

素因数の和:743

約数の個数: 144

約数和(自身を含む): 657296640

約数和(自身を除く): 439605216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 37, 48, 62, 72, 74, 93, 96, 111, 124, 144, 148, 186, 222, 248, 279, 288, 296, 333, 372, 444, 496, 558, 592, 659, 666, 744, 888, 992, 1116, 1147, 1184, 1318, 1332, 1488, 1776, 1977, 2232, 2294, 2636, 2664, 2976, 3441, 3552, 3954, 4464, 4588, 5272, 5328, 5931, 6882, 7908, 8928, 9176, 10323, 10544, 10656, 11862, 13764, 15816, 18352, 20429, 20646, 21088, 23724, 24383, 27528, 31632, 36704, 40858, 41292, 47448, 48766, 55056, 61287, 63264, 73149, 81716, 82584, 94896, 97532, 110112, 122574, 146298, 163432, 165168, 183861, 189792, 195064, 219447, 245148, 292596, 326864, 330336, 367722, 390128, 438894, 490296, 585192, 653728, 735444, 755873, 780256, 877788, 980592, 1170384, 1470888, 1511746, 1755576, 1961184, 2267619, 2340768, 2941776, 3023492, 3511152, 4535238, 5883552, 6046984, 6802857, 7022304, 9070476, 12093968, 13605714, 18140952, 24187936, 27211428, 36281904, 54422856, 72563808, 108845712, 217691424]

約数ペア:

[(1, 217691424), (2, 108845712), (3, 72563808), (4, 54422856), (6, 36281904), (8, 27211428), (9, 24187936), (12, 18140952), (16, 13605714), (18, 12093968), (24, 9070476), (31, 7022304), (32, 6802857), (36, 6046984), (37, 5883552), (48, 4535238), (62, 3511152), (72, 3023492), (74, 2941776), (93, 2340768), (96, 2267619), (111, 1961184), (124, 1755576), (144, 1511746), (148, 1470888), (186, 1170384), (222, 980592), (248, 877788), (279, 780256), (288, 755873), (296, 735444), (333, 653728), (372, 585192), (444, 490296), (496, 438894), (558, 390128), (592, 367722), (659, 330336), (666, 326864), (744, 292596), (888, 245148), (992, 219447), (1116, 195064), (1147, 189792), (1184, 183861), (1318, 165168), (1332, 163432), (1488, 146298), (1776, 122574), (1977, 110112), (2232, 97532), (2294, 94896), (2636, 82584), (2664, 81716), (2976, 73149), (3441, 63264), (3552, 61287), (3954, 55056), (4464, 48766), (4588, 47448), (5272, 41292), (5328, 40858), (5931, 36704), (6882, 31632), (7908, 27528), (8928, 24383), (9176, 23724), (10323, 21088), (10544, 20646), (10656, 20429), (11862, 18352), (13764, 15816)]