67780818

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:157

約数の個数: 144

約数和(自身を含む): 183815424

約数和(自身を除く): 116034606

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 37, 42, 49, 62, 63, 67, 74, 93, 98, 111, 126, 134, 147, 186, 201, 217, 222, 259, 279, 294, 333, 402, 434, 441, 469, 518, 558, 603, 651, 666, 777, 882, 938, 1147, 1206, 1302, 1407, 1519, 1554, 1813, 1953, 2077, 2294, 2331, 2479, 2814, 3038, 3283, 3441, 3626, 3906, 4154, 4221, 4557, 4662, 4958, 5439, 6231, 6566, 6882, 7437, 8029, 8442, 9114, 9849, 10323, 10878, 12462, 13671, 14539, 14874, 16058, 16317, 17353, 18693, 19698, 20646, 22311, 24087, 27342, 29078, 29547, 32634, 34706, 37386, 43617, 44622, 48174, 52059, 56203, 59094, 72261, 76849, 87234, 101773, 104118, 112406, 121471, 130851, 144522, 153698, 156177, 168609, 203546, 230547, 242942, 261702, 305319, 312354, 337218, 364413, 461094, 505827, 537943, 610638, 691641, 728826, 915957, 1011654, 1075886, 1093239, 1383282, 1613829, 1831914, 2186478, 3227658, 3765601, 4841487, 7531202, 9682974, 11296803, 22593606, 33890409, 67780818]

約数ペア:

[(1, 67780818), (2, 33890409), (3, 22593606), (6, 11296803), (7, 9682974), (9, 7531202), (14, 4841487), (18, 3765601), (21, 3227658), (31, 2186478), (37, 1831914), (42, 1613829), (49, 1383282), (62, 1093239), (63, 1075886), (67, 1011654), (74, 915957), (93, 728826), (98, 691641), (111, 610638), (126, 537943), (134, 505827), (147, 461094), (186, 364413), (201, 337218), (217, 312354), (222, 305319), (259, 261702), (279, 242942), (294, 230547), (333, 203546), (402, 168609), (434, 156177), (441, 153698), (469, 144522), (518, 130851), (558, 121471), (603, 112406), (651, 104118), (666, 101773), (777, 87234), (882, 76849), (938, 72261), (1147, 59094), (1206, 56203), (1302, 52059), (1407, 48174), (1519, 44622), (1554, 43617), (1813, 37386), (1953, 34706), (2077, 32634), (2294, 29547), (2331, 29078), (2479, 27342), (2814, 24087), (3038, 22311), (3283, 20646), (3441, 19698), (3626, 18693), (3906, 17353), (4154, 16317), (4221, 16058), (4557, 14874), (4662, 14539), (4958, 13671), (5439, 12462), (6231, 10878), (6566, 10323), (6882, 9849), (7437, 9114), (8029, 8442)]