285325740

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{8387}}^1$

素因数の和:8418

約数の個数: 144

約数和(自身を含む): 1025885952

約数和(自身を除く): 740560212

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 756, 810, 945, 972, 1134, 1215, 1260, 1620, 1701, 1890, 2268, 2430, 2835, 3402, 3780, 4860, 5670, 6804, 8387, 8505, 11340, 16774, 17010, 25161, 33548, 34020, 41935, 50322, 58709, 75483, 83870, 100644, 117418, 125805, 150966, 167740, 176127, 226449, 234836, 251610, 293545, 301932, 352254, 377415, 452898, 503220, 528381, 587090, 679347, 704508, 754830, 880635, 905796, 1056762, 1132245, 1174180, 1358694, 1509660, 1585143, 1761270, 2038041, 2113524, 2264490, 2641905, 2717388, 3170286, 3396735, 3522540, 4076082, 4528980, 4755429, 5283810, 6340572, 6793470, 7925715, 8152164, 9510858, 10190205, 10567620, 13586940, 14266287, 15851430, 19021716, 20380410, 23777145, 28532574, 31702860, 40760820, 47554290, 57065148, 71331435, 95108580, 142662870, 285325740]

約数ペア:

[(1, 285325740), (2, 142662870), (3, 95108580), (4, 71331435), (5, 57065148), (6, 47554290), (7, 40760820), (9, 31702860), (10, 28532574), (12, 23777145), (14, 20380410), (15, 19021716), (18, 15851430), (20, 14266287), (21, 13586940), (27, 10567620), (28, 10190205), (30, 9510858), (35, 8152164), (36, 7925715), (42, 6793470), (45, 6340572), (54, 5283810), (60, 4755429), (63, 4528980), (70, 4076082), (81, 3522540), (84, 3396735), (90, 3170286), (105, 2717388), (108, 2641905), (126, 2264490), (135, 2113524), (140, 2038041), (162, 1761270), (180, 1585143), (189, 1509660), (210, 1358694), (243, 1174180), (252, 1132245), (270, 1056762), (315, 905796), (324, 880635), (378, 754830), (405, 704508), (420, 679347), (486, 587090), (540, 528381), (567, 503220), (630, 452898), (756, 377415), (810, 352254), (945, 301932), (972, 293545), (1134, 251610), (1215, 234836), (1260, 226449), (1620, 176127), (1701, 167740), (1890, 150966), (2268, 125805), (2430, 117418), (2835, 100644), (3402, 83870), (3780, 75483), (4860, 58709), (5670, 50322), (6804, 41935), (8387, 34020), (8505, 33548), (11340, 25161), (16774, 17010)]