204083460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{161971}}^1$

素因数の和:161993

約数の個数: 72

約数和(自身を含む): 707493696

約数和(自身を除く): 503410236

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 161971, 323942, 485913, 647884, 809855, 971826, 1133797, 1457739, 1619710, 1943652, 2267594, 2429565, 2915478, 3239420, 3401391, 4535188, 4859130, 5668985, 5830956, 6802782, 7288695, 9718260, 10204173, 11337970, 13605564, 14577390, 17006955, 20408346, 22675940, 29154780, 34013910, 40816692, 51020865, 68027820, 102041730, 204083460]

約数ペア:

[(1, 204083460), (2, 102041730), (3, 68027820), (4, 51020865), (5, 40816692), (6, 34013910), (7, 29154780), (9, 22675940), (10, 20408346), (12, 17006955), (14, 14577390), (15, 13605564), (18, 11337970), (20, 10204173), (21, 9718260), (28, 7288695), (30, 6802782), (35, 5830956), (36, 5668985), (42, 4859130), (45, 4535188), (60, 3401391), (63, 3239420), (70, 2915478), (84, 2429565), (90, 2267594), (105, 1943652), (126, 1619710), (140, 1457739), (180, 1133797), (210, 971826), (252, 809855), (315, 647884), (420, 485913), (630, 323942), (1260, 161971)]