551806920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{218971}}^1$

素因数の和:218995

約数の個数: 96

約数和(自身を含む): 2049577920

約数和(自身を除く): 1497771000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 218971, 437942, 656913, 875884, 1094855, 1313826, 1532797, 1751768, 1970739, 2189710, 2627652, 3065594, 3284565, 3941478, 4379420, 4598391, 5255304, 6131188, 6569130, 7663985, 7882956, 8758840, 9196782, 9853695, 12262376, 13138260, 13795173, 15327970, 15765912, 18393564, 19707390, 22991955, 26276520, 27590346, 30655940, 36787128, 39414780, 45983910, 55180692, 61311880, 68975865, 78829560, 91967820, 110361384, 137951730, 183935640, 275903460, 551806920]

約数ペア:

[(1, 551806920), (2, 275903460), (3, 183935640), (4, 137951730), (5, 110361384), (6, 91967820), (7, 78829560), (8, 68975865), (9, 61311880), (10, 55180692), (12, 45983910), (14, 39414780), (15, 36787128), (18, 30655940), (20, 27590346), (21, 26276520), (24, 22991955), (28, 19707390), (30, 18393564), (35, 15765912), (36, 15327970), (40, 13795173), (42, 13138260), (45, 12262376), (56, 9853695), (60, 9196782), (63, 8758840), (70, 7882956), (72, 7663985), (84, 6569130), (90, 6131188), (105, 5255304), (120, 4598391), (126, 4379420), (140, 3941478), (168, 3284565), (180, 3065594), (210, 2627652), (252, 2189710), (280, 1970739), (315, 1751768), (360, 1532797), (420, 1313826), (504, 1094855), (630, 875884), (840, 656913), (1260, 437942), (2520, 218971)]