313767520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{853}}^1$

素因数の和:909

約数の個数: 144

約数和(自身を含む): 858679920

約数和(自身を除く): 544912400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 121, 152, 160, 176, 190, 209, 220, 242, 304, 352, 380, 418, 440, 484, 605, 608, 760, 836, 853, 880, 968, 1045, 1210, 1520, 1672, 1706, 1760, 1936, 2090, 2299, 2420, 3040, 3344, 3412, 3872, 4180, 4265, 4598, 4840, 6688, 6824, 8360, 8530, 9196, 9383, 9680, 11495, 13648, 16207, 16720, 17060, 18392, 18766, 19360, 22990, 27296, 32414, 33440, 34120, 36784, 37532, 45980, 46915, 64828, 68240, 73568, 75064, 81035, 91960, 93830, 103213, 129656, 136480, 150128, 162070, 178277, 183920, 187660, 206426, 259312, 300256, 324140, 356554, 367840, 375320, 412852, 516065, 518624, 648280, 713108, 750640, 825704, 891385, 1032130, 1296560, 1426216, 1501280, 1651408, 1782770, 1961047, 2064260, 2593120, 2852432, 3302816, 3565540, 3922094, 4128520, 5704864, 7131080, 7844188, 8257040, 9805235, 14262160, 15688376, 16514080, 19610470, 28524320, 31376752, 39220940, 62753504, 78441880, 156883760, 313767520]

約数ペア:

[(1, 313767520), (2, 156883760), (4, 78441880), (5, 62753504), (8, 39220940), (10, 31376752), (11, 28524320), (16, 19610470), (19, 16514080), (20, 15688376), (22, 14262160), (32, 9805235), (38, 8257040), (40, 7844188), (44, 7131080), (55, 5704864), (76, 4128520), (80, 3922094), (88, 3565540), (95, 3302816), (110, 2852432), (121, 2593120), (152, 2064260), (160, 1961047), (176, 1782770), (190, 1651408), (209, 1501280), (220, 1426216), (242, 1296560), (304, 1032130), (352, 891385), (380, 825704), (418, 750640), (440, 713108), (484, 648280), (605, 518624), (608, 516065), (760, 412852), (836, 375320), (853, 367840), (880, 356554), (968, 324140), (1045, 300256), (1210, 259312), (1520, 206426), (1672, 187660), (1706, 183920), (1760, 178277), (1936, 162070), (2090, 150128), (2299, 136480), (2420, 129656), (3040, 103213), (3344, 93830), (3412, 91960), (3872, 81035), (4180, 75064), (4265, 73568), (4598, 68240), (4840, 64828), (6688, 46915), (6824, 45980), (8360, 37532), (8530, 36784), (9196, 34120), (9383, 33440), (9680, 32414), (11495, 27296), (13648, 22990), (16207, 19360), (16720, 18766), (17060, 18392)]