8419348280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{4273}}^1$

素因数の和:4549

約数の個数: 128

約数和(自身を含む): 22451834880

約数和(自身を除く): 14032486600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 227, 248, 280, 310, 434, 454, 620, 868, 908, 1085, 1135, 1240, 1589, 1736, 1816, 2170, 2270, 3178, 4273, 4340, 4540, 6356, 7037, 7945, 8546, 8680, 9080, 12712, 14074, 15890, 17092, 21365, 28148, 29911, 31780, 34184, 35185, 42730, 49259, 56296, 59822, 63560, 70370, 85460, 98518, 119644, 132463, 140740, 149555, 170920, 197036, 239288, 246295, 264926, 281480, 299110, 394072, 492590, 529852, 598220, 662315, 927241, 969971, 985180, 1059704, 1196440, 1324630, 1854482, 1939942, 1970360, 2649260, 3708964, 3879884, 4636205, 4849855, 5298520, 6789797, 7417928, 7759768, 9272410, 9699710, 13579594, 18544820, 19399420, 27159188, 30069101, 33948985, 37089640, 38798840, 54318376, 60138202, 67897970, 120276404, 135795940, 150345505, 210483707, 240552808, 271591880, 300691010, 420967414, 601382020, 841934828, 1052418535, 1202764040, 1683869656, 2104837070, 4209674140, 8419348280]

約数ペア:

[(1, 8419348280), (2, 4209674140), (4, 2104837070), (5, 1683869656), (7, 1202764040), (8, 1052418535), (10, 841934828), (14, 601382020), (20, 420967414), (28, 300691010), (31, 271591880), (35, 240552808), (40, 210483707), (56, 150345505), (62, 135795940), (70, 120276404), (124, 67897970), (140, 60138202), (155, 54318376), (217, 38798840), (227, 37089640), (248, 33948985), (280, 30069101), (310, 27159188), (434, 19399420), (454, 18544820), (620, 13579594), (868, 9699710), (908, 9272410), (1085, 7759768), (1135, 7417928), (1240, 6789797), (1589, 5298520), (1736, 4849855), (1816, 4636205), (2170, 3879884), (2270, 3708964), (3178, 2649260), (4273, 1970360), (4340, 1939942), (4540, 1854482), (6356, 1324630), (7037, 1196440), (7945, 1059704), (8546, 985180), (8680, 969971), (9080, 927241), (12712, 662315), (14074, 598220), (15890, 529852), (17092, 492590), (21365, 394072), (28148, 299110), (29911, 281480), (31780, 264926), (34184, 246295), (35185, 239288), (42730, 197036), (49259, 170920), (56296, 149555), (59822, 140740), (63560, 132463), (70370, 119644), (85460, 98518)]