57140440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:305

約数の個数: 128

約数和(自身を含む): 157593600

約数和(自身を除く): 100453160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 31, 35, 40, 56, 58, 62, 70, 116, 124, 140, 145, 155, 203, 217, 227, 232, 248, 280, 290, 310, 406, 434, 454, 580, 620, 812, 868, 899, 908, 1015, 1085, 1135, 1160, 1240, 1589, 1624, 1736, 1798, 1816, 2030, 2170, 2270, 3178, 3596, 4060, 4340, 4495, 4540, 6293, 6356, 6583, 7037, 7192, 7945, 8120, 8680, 8990, 9080, 12586, 12712, 13166, 14074, 15890, 17980, 25172, 26332, 28148, 31465, 31780, 32915, 35185, 35960, 46081, 49259, 50344, 52664, 56296, 62930, 63560, 65830, 70370, 92162, 98518, 125860, 131660, 140740, 184324, 197036, 204073, 230405, 246295, 251720, 263320, 281480, 368648, 394072, 408146, 460810, 492590, 816292, 921620, 985180, 1020365, 1428511, 1632584, 1843240, 1970360, 2040730, 2857022, 4081460, 5714044, 7142555, 8162920, 11428088, 14285110, 28570220, 57140440]

約数ペア:

[(1, 57140440), (2, 28570220), (4, 14285110), (5, 11428088), (7, 8162920), (8, 7142555), (10, 5714044), (14, 4081460), (20, 2857022), (28, 2040730), (29, 1970360), (31, 1843240), (35, 1632584), (40, 1428511), (56, 1020365), (58, 985180), (62, 921620), (70, 816292), (116, 492590), (124, 460810), (140, 408146), (145, 394072), (155, 368648), (203, 281480), (217, 263320), (227, 251720), (232, 246295), (248, 230405), (280, 204073), (290, 197036), (310, 184324), (406, 140740), (434, 131660), (454, 125860), (580, 98518), (620, 92162), (812, 70370), (868, 65830), (899, 63560), (908, 62930), (1015, 56296), (1085, 52664), (1135, 50344), (1160, 49259), (1240, 46081), (1589, 35960), (1624, 35185), (1736, 32915), (1798, 31780), (1816, 31465), (2030, 28148), (2170, 26332), (2270, 25172), (3178, 17980), (3596, 15890), (4060, 14074), (4340, 13166), (4495, 12712), (4540, 12586), (6293, 9080), (6356, 8990), (6583, 8680), (7037, 8120), (7192, 7945)]