219796920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{87221}}^1$

素因数の和:87245

約数の個数: 96

約数和(自身を含む): 816397920

約数和(自身を除く): 596601000

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, 87221, 174442, 261663, 348884, 436105, 523326, 610547, 697768, 784989, 872210, 1046652, 1221094, 1308315, 1569978, 1744420, 1831641, 2093304, 2442188, 2616630, 3052735, 3139956, 3488840, 3663282, 3924945, 4884376, 5233260, 5494923, 6105470, 6279912, 7326564, 7849890, 9158205, 10466520, 10989846, 12210940, 14653128, 15699780, 18316410, 21979692, 24421880, 27474615, 31399560, 36632820, 43959384, 54949230, 73265640, 109898460, 219796920]

約数ペア:

[(1, 219796920), (2, 109898460), (3, 73265640), (4, 54949230), (5, 43959384), (6, 36632820), (7, 31399560), (8, 27474615), (9, 24421880), (10, 21979692), (12, 18316410), (14, 15699780), (15, 14653128), (18, 12210940), (20, 10989846), (21, 10466520), (24, 9158205), (28, 7849890), (30, 7326564), (35, 6279912), (36, 6105470), (40, 5494923), (42, 5233260), (45, 4884376), (56, 3924945), (60, 3663282), (63, 3488840), (70, 3139956), (72, 3052735), (84, 2616630), (90, 2442188), (105, 2093304), (120, 1831641), (126, 1744420), (140, 1569978), (168, 1308315), (180, 1221094), (210, 1046652), (252, 872210), (280, 784989), (315, 697768), (360, 610547), (420, 523326), (504, 436105), (630, 348884), (840, 261663), (1260, 174442), (2520, 87221)]