277421480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1031}}^1$

素因数の和:1111

約数の個数: 96

約数和(自身を含む): 737838720

約数和(自身を除く): 460417240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 961, 1031, 1085, 1240, 1736, 1922, 2062, 2170, 3844, 4124, 4340, 4805, 5155, 6727, 7217, 7688, 8248, 8680, 9610, 10310, 13454, 14434, 19220, 20620, 26908, 28868, 31961, 33635, 36085, 38440, 41240, 53816, 57736, 63922, 67270, 72170, 127844, 134540, 144340, 159805, 223727, 255688, 269080, 288680, 319610, 447454, 639220, 894908, 990791, 1118635, 1278440, 1789816, 1981582, 2237270, 3963164, 4474540, 4953955, 6935537, 7926328, 8949080, 9907910, 13871074, 19815820, 27742148, 34677685, 39631640, 55484296, 69355370, 138710740, 277421480]

約数ペア:

[(1, 277421480), (2, 138710740), (4, 69355370), (5, 55484296), (7, 39631640), (8, 34677685), (10, 27742148), (14, 19815820), (20, 13871074), (28, 9907910), (31, 8949080), (35, 7926328), (40, 6935537), (56, 4953955), (62, 4474540), (70, 3963164), (124, 2237270), (140, 1981582), (155, 1789816), (217, 1278440), (248, 1118635), (280, 990791), (310, 894908), (434, 639220), (620, 447454), (868, 319610), (961, 288680), (1031, 269080), (1085, 255688), (1240, 223727), (1736, 159805), (1922, 144340), (2062, 134540), (2170, 127844), (3844, 72170), (4124, 67270), (4340, 63922), (4805, 57736), (5155, 53816), (6727, 41240), (7217, 38440), (7688, 36085), (8248, 33635), (8680, 31961), (9610, 28868), (10310, 26908), (13454, 20620), (14434, 19220)]