79446640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1559}}^1$

素因数の和:1599

約数の個数: 120

約数和(自身を含む): 231547680

約数和(自身を除く): 152101040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1274, 1456, 1559, 1820, 1960, 2548, 3118, 3185, 3640, 3920, 5096, 6236, 6370, 7280, 7795, 10192, 10913, 12472, 12740, 15590, 20267, 21826, 24944, 25480, 31180, 40534, 43652, 50960, 54565, 62360, 76391, 81068, 87304, 101335, 109130, 124720, 141869, 152782, 162136, 174608, 202670, 218260, 283738, 305564, 324272, 381955, 405340, 436520, 567476, 611128, 709345, 763910, 810680, 873040, 993083, 1134952, 1222256, 1418690, 1527820, 1621360, 1986166, 2269904, 2837380, 3055640, 3972332, 4965415, 5674760, 6111280, 7944664, 9930830, 11349520, 15889328, 19861660, 39723320, 79446640]

約数ペア:

[(1, 79446640), (2, 39723320), (4, 19861660), (5, 15889328), (7, 11349520), (8, 9930830), (10, 7944664), (13, 6111280), (14, 5674760), (16, 4965415), (20, 3972332), (26, 3055640), (28, 2837380), (35, 2269904), (40, 1986166), (49, 1621360), (52, 1527820), (56, 1418690), (65, 1222256), (70, 1134952), (80, 993083), (91, 873040), (98, 810680), (104, 763910), (112, 709345), (130, 611128), (140, 567476), (182, 436520), (196, 405340), (208, 381955), (245, 324272), (260, 305564), (280, 283738), (364, 218260), (392, 202670), (455, 174608), (490, 162136), (520, 152782), (560, 141869), (637, 124720), (728, 109130), (784, 101335), (910, 87304), (980, 81068), (1040, 76391), (1274, 62360), (1456, 54565), (1559, 50960), (1820, 43652), (1960, 40534), (2548, 31180), (3118, 25480), (3185, 24944), (3640, 21826), (3920, 20267), (5096, 15590), (6236, 12740), (6370, 12472), (7280, 10913), (7795, 10192)]