230473040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21661}}^1$

素因数の和:21700

約数の個数: 80

約数和(自身を含む): 644661120

約数和(自身を除く): 414188080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 21661, 43322, 86644, 108305, 151627, 173288, 216610, 303254, 346576, 411559, 433220, 606508, 758135, 823118, 866440, 1213016, 1516270, 1646236, 1732880, 2057795, 2426032, 2880913, 3032540, 3292472, 4115590, 5761826, 6065080, 6584944, 8231180, 11523652, 12130160, 14404565, 16462360, 23047304, 28809130, 32924720, 46094608, 57618260, 115236520, 230473040]

約数ペア:

[(1, 230473040), (2, 115236520), (4, 57618260), (5, 46094608), (7, 32924720), (8, 28809130), (10, 23047304), (14, 16462360), (16, 14404565), (19, 12130160), (20, 11523652), (28, 8231180), (35, 6584944), (38, 6065080), (40, 5761826), (56, 4115590), (70, 3292472), (76, 3032540), (80, 2880913), (95, 2426032), (112, 2057795), (133, 1732880), (140, 1646236), (152, 1516270), (190, 1213016), (266, 866440), (280, 823118), (304, 758135), (380, 606508), (532, 433220), (560, 411559), (665, 346576), (760, 303254), (1064, 216610), (1330, 173288), (1520, 151627), (2128, 108305), (2660, 86644), (5320, 43322), (10640, 21661)]