428900640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{127649}}^1$

素因数の和:127674

約数の個数: 96

約数和(自身を含む): 1544054400

約数和(自身を除く): 1115153760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 127649, 255298, 382947, 510596, 638245, 765894, 893543, 1021192, 1276490, 1531788, 1787086, 1914735, 2042384, 2552980, 2680629, 3063576, 3574172, 3829470, 4084768, 4467715, 5105960, 5361258, 6127152, 7148344, 7658940, 8935430, 10211920, 10722516, 12254304, 13403145, 14296688, 15317880, 17870860, 20423840, 21445032, 26806290, 28593376, 30635760, 35741720, 42890064, 53612580, 61271520, 71483440, 85780128, 107225160, 142966880, 214450320, 428900640]

約数ペア:

[(1, 428900640), (2, 214450320), (3, 142966880), (4, 107225160), (5, 85780128), (6, 71483440), (7, 61271520), (8, 53612580), (10, 42890064), (12, 35741720), (14, 30635760), (15, 28593376), (16, 26806290), (20, 21445032), (21, 20423840), (24, 17870860), (28, 15317880), (30, 14296688), (32, 13403145), (35, 12254304), (40, 10722516), (42, 10211920), (48, 8935430), (56, 7658940), (60, 7148344), (70, 6127152), (80, 5361258), (84, 5105960), (96, 4467715), (105, 4084768), (112, 3829470), (120, 3574172), (140, 3063576), (160, 2680629), (168, 2552980), (210, 2042384), (224, 1914735), (240, 1787086), (280, 1531788), (336, 1276490), (420, 1021192), (480, 893543), (560, 765894), (672, 638245), (840, 510596), (1120, 382947), (1680, 255298), (3360, 127649)]