313346572

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:212

約数の個数: 144

約数和(自身を含む): 744629760

約数和(自身を除く): 431283188

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 49, 71, 77, 89, 92, 98, 142, 154, 161, 178, 196, 253, 284, 308, 322, 356, 497, 506, 539, 623, 644, 781, 979, 994, 1012, 1078, 1127, 1246, 1562, 1633, 1771, 1958, 1988, 2047, 2156, 2254, 2492, 3124, 3266, 3479, 3542, 3916, 4094, 4361, 4508, 5467, 6319, 6532, 6853, 6958, 7084, 8188, 8722, 10934, 11431, 12397, 12638, 13706, 13916, 14329, 17444, 17963, 21868, 22517, 22862, 24794, 25276, 27412, 28658, 35926, 38269, 44233, 45034, 45724, 47971, 49588, 57316, 69509, 71852, 76538, 80017, 88466, 90068, 95942, 100303, 125741, 139018, 145337, 153076, 157619, 160034, 176932, 191884, 200606, 251482, 278036, 290674, 309631, 315238, 320068, 401212, 486563, 502964, 581348, 619262, 630476, 880187, 973126, 1017359, 1103333, 1238524, 1598707, 1760374, 1946252, 2034718, 2206666, 3197414, 3405941, 3520748, 4069436, 4413332, 6394828, 6811882, 7121513, 11190949, 13623764, 14243026, 22381898, 28486052, 44763796, 78336643, 156673286, 313346572]

約数ペア:

[(1, 313346572), (2, 156673286), (4, 78336643), (7, 44763796), (11, 28486052), (14, 22381898), (22, 14243026), (23, 13623764), (28, 11190949), (44, 7121513), (46, 6811882), (49, 6394828), (71, 4413332), (77, 4069436), (89, 3520748), (92, 3405941), (98, 3197414), (142, 2206666), (154, 2034718), (161, 1946252), (178, 1760374), (196, 1598707), (253, 1238524), (284, 1103333), (308, 1017359), (322, 973126), (356, 880187), (497, 630476), (506, 619262), (539, 581348), (623, 502964), (644, 486563), (781, 401212), (979, 320068), (994, 315238), (1012, 309631), (1078, 290674), (1127, 278036), (1246, 251482), (1562, 200606), (1633, 191884), (1771, 176932), (1958, 160034), (1988, 157619), (2047, 153076), (2156, 145337), (2254, 139018), (2492, 125741), (3124, 100303), (3266, 95942), (3479, 90068), (3542, 88466), (3916, 80017), (4094, 76538), (4361, 71852), (4508, 69509), (5467, 57316), (6319, 49588), (6532, 47971), (6853, 45724), (6958, 45034), (7084, 44233), (8188, 38269), (8722, 35926), (10934, 28658), (11431, 27412), (12397, 25276), (12638, 24794), (13706, 22862), (13916, 22517), (14329, 21868), (17444, 17963)]