54180280

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{359}}^1$

素因数の和:402

約数の個数: 128

約数和(自身を含む): 155520000

約数和(自身を除く): 101339720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 220, 245, 280, 308, 343, 359, 385, 392, 440, 490, 539, 616, 686, 718, 770, 980, 1078, 1372, 1436, 1540, 1715, 1795, 1960, 2156, 2513, 2695, 2744, 2872, 3080, 3430, 3590, 3773, 3949, 4312, 5026, 5390, 6860, 7180, 7546, 7898, 10052, 10780, 12565, 13720, 14360, 15092, 15796, 17591, 18865, 19745, 20104, 21560, 25130, 27643, 30184, 31592, 35182, 37730, 39490, 50260, 55286, 70364, 75460, 78980, 87955, 100520, 110572, 123137, 138215, 140728, 150920, 157960, 175910, 193501, 221144, 246274, 276430, 351820, 387002, 492548, 552860, 615685, 703640, 774004, 967505, 985096, 1105720, 1231370, 1354507, 1548008, 1935010, 2462740, 2709014, 3870020, 4925480, 5418028, 6772535, 7740040, 10836056, 13545070, 27090140, 54180280]

約数ペア:

[(1, 54180280), (2, 27090140), (4, 13545070), (5, 10836056), (7, 7740040), (8, 6772535), (10, 5418028), (11, 4925480), (14, 3870020), (20, 2709014), (22, 2462740), (28, 1935010), (35, 1548008), (40, 1354507), (44, 1231370), (49, 1105720), (55, 985096), (56, 967505), (70, 774004), (77, 703640), (88, 615685), (98, 552860), (110, 492548), (140, 387002), (154, 351820), (196, 276430), (220, 246274), (245, 221144), (280, 193501), (308, 175910), (343, 157960), (359, 150920), (385, 140728), (392, 138215), (440, 123137), (490, 110572), (539, 100520), (616, 87955), (686, 78980), (718, 75460), (770, 70364), (980, 55286), (1078, 50260), (1372, 39490), (1436, 37730), (1540, 35182), (1715, 31592), (1795, 30184), (1960, 27643), (2156, 25130), (2513, 21560), (2695, 20104), (2744, 19745), (2872, 18865), (3080, 17591), (3430, 15796), (3590, 15092), (3773, 14360), (3949, 13720), (4312, 12565), (5026, 10780), (5390, 10052), (6860, 7898), (7180, 7546)]