39972816

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:321

約数の個数: 120

約数和(自身を含む): 122138016

約数和(自身を除く): 82165200

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 131, 144, 156, 163, 208, 234, 262, 312, 326, 393, 468, 489, 524, 624, 652, 786, 936, 978, 1048, 1179, 1304, 1467, 1572, 1703, 1872, 1956, 2096, 2119, 2358, 2608, 2934, 3144, 3406, 3912, 4238, 4716, 5109, 5868, 6288, 6357, 6812, 7824, 8476, 9432, 10218, 11736, 12714, 13624, 15327, 16952, 18864, 19071, 20436, 21353, 23472, 25428, 27248, 30654, 33904, 38142, 40872, 42706, 50856, 61308, 64059, 76284, 81744, 85412, 101712, 122616, 128118, 152568, 170824, 192177, 245232, 256236, 277589, 305136, 341648, 384354, 512472, 555178, 768708, 832767, 1024944, 1110356, 1537416, 1665534, 2220712, 2498301, 3074832, 3331068, 4441424, 4996602, 6662136, 9993204, 13324272, 19986408, 39972816]

約数ペア:

[(1, 39972816), (2, 19986408), (3, 13324272), (4, 9993204), (6, 6662136), (8, 4996602), (9, 4441424), (12, 3331068), (13, 3074832), (16, 2498301), (18, 2220712), (24, 1665534), (26, 1537416), (36, 1110356), (39, 1024944), (48, 832767), (52, 768708), (72, 555178), (78, 512472), (104, 384354), (117, 341648), (131, 305136), (144, 277589), (156, 256236), (163, 245232), (208, 192177), (234, 170824), (262, 152568), (312, 128118), (326, 122616), (393, 101712), (468, 85412), (489, 81744), (524, 76284), (624, 64059), (652, 61308), (786, 50856), (936, 42706), (978, 40872), (1048, 38142), (1179, 33904), (1304, 30654), (1467, 27248), (1572, 25428), (1703, 23472), (1872, 21353), (1956, 20436), (2096, 19071), (2119, 18864), (2358, 16952), (2608, 15327), (2934, 13624), (3144, 12714), (3406, 11736), (3912, 10218), (4238, 9432), (4716, 8476), (5109, 7824), (5868, 6812), (6288, 6357)]