917361640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{479}}^1$

素因数の和:659

約数の個数: 128

約数和(自身を含む): 2322432000

約数和(自身を除く): 1405070360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 127, 130, 145, 232, 254, 260, 290, 377, 479, 508, 520, 580, 635, 754, 958, 1016, 1160, 1270, 1508, 1651, 1885, 1916, 2395, 2540, 3016, 3302, 3683, 3770, 3832, 4790, 5080, 6227, 6604, 7366, 7540, 8255, 9580, 12454, 13208, 13891, 14732, 15080, 16510, 18415, 19160, 24908, 27782, 29464, 31135, 33020, 36830, 47879, 49816, 55564, 60833, 62270, 66040, 69455, 73660, 95758, 111128, 121666, 124540, 138910, 147320, 180583, 191516, 239395, 243332, 249080, 277820, 304165, 361166, 383032, 478790, 486664, 555640, 608330, 722332, 790829, 902915, 957580, 1216660, 1444664, 1581658, 1764157, 1805830, 1915160, 2433320, 3163316, 3528314, 3611660, 3954145, 6326632, 7056628, 7223320, 7908290, 8820785, 14113256, 15816580, 17641570, 22934041, 31633160, 35283140, 45868082, 70566280, 91736164, 114670205, 183472328, 229340410, 458680820, 917361640]

約数ペア:

[(1, 917361640), (2, 458680820), (4, 229340410), (5, 183472328), (8, 114670205), (10, 91736164), (13, 70566280), (20, 45868082), (26, 35283140), (29, 31633160), (40, 22934041), (52, 17641570), (58, 15816580), (65, 14113256), (104, 8820785), (116, 7908290), (127, 7223320), (130, 7056628), (145, 6326632), (232, 3954145), (254, 3611660), (260, 3528314), (290, 3163316), (377, 2433320), (479, 1915160), (508, 1805830), (520, 1764157), (580, 1581658), (635, 1444664), (754, 1216660), (958, 957580), (1016, 902915), (1160, 790829), (1270, 722332), (1508, 608330), (1651, 555640), (1885, 486664), (1916, 478790), (2395, 383032), (2540, 361166), (3016, 304165), (3302, 277820), (3683, 249080), (3770, 243332), (3832, 239395), (4790, 191516), (5080, 180583), (6227, 147320), (6604, 138910), (7366, 124540), (7540, 121666), (8255, 111128), (9580, 95758), (12454, 73660), (13208, 69455), (13891, 66040), (14732, 62270), (15080, 60833), (16510, 55564), (18415, 49816), (19160, 47879), (24908, 36830), (27782, 33020), (29464, 31135)]