258804702

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:187

約数の個数: 144

約数和(自身を含む): 663783120

約数和(自身を除く): 404978418

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 43, 51, 78, 86, 89, 102, 117, 129, 153, 178, 221, 234, 258, 267, 289, 306, 387, 442, 534, 559, 578, 663, 731, 774, 801, 867, 1118, 1157, 1326, 1462, 1513, 1602, 1677, 1734, 1989, 2193, 2314, 2601, 3026, 3354, 3471, 3757, 3827, 3978, 4386, 4539, 5031, 5202, 6579, 6942, 7514, 7654, 9078, 9503, 10062, 10413, 11271, 11481, 12427, 13158, 13617, 19006, 19669, 20826, 22542, 22962, 24854, 25721, 27234, 28509, 33813, 34443, 37281, 39338, 49751, 51442, 57018, 59007, 65059, 67626, 68886, 74562, 77163, 85527, 99502, 111843, 118014, 130118, 149253, 154326, 161551, 171054, 177021, 195177, 223686, 231489, 298506, 323102, 334373, 354042, 390354, 447759, 462978, 484653, 585531, 668746, 845767, 895518, 969306, 1003119, 1106003, 1171062, 1453959, 1691534, 2006238, 2212006, 2537301, 2907918, 3009357, 3318009, 5074602, 6018714, 6636018, 7611903, 9954027, 14378039, 15223806, 19908054, 28756078, 43134117, 86268234, 129402351, 258804702]

約数ペア:

[(1, 258804702), (2, 129402351), (3, 86268234), (6, 43134117), (9, 28756078), (13, 19908054), (17, 15223806), (18, 14378039), (26, 9954027), (34, 7611903), (39, 6636018), (43, 6018714), (51, 5074602), (78, 3318009), (86, 3009357), (89, 2907918), (102, 2537301), (117, 2212006), (129, 2006238), (153, 1691534), (178, 1453959), (221, 1171062), (234, 1106003), (258, 1003119), (267, 969306), (289, 895518), (306, 845767), (387, 668746), (442, 585531), (534, 484653), (559, 462978), (578, 447759), (663, 390354), (731, 354042), (774, 334373), (801, 323102), (867, 298506), (1118, 231489), (1157, 223686), (1326, 195177), (1462, 177021), (1513, 171054), (1602, 161551), (1677, 154326), (1734, 149253), (1989, 130118), (2193, 118014), (2314, 111843), (2601, 99502), (3026, 85527), (3354, 77163), (3471, 74562), (3757, 68886), (3827, 67626), (3978, 65059), (4386, 59007), (4539, 57018), (5031, 51442), (5202, 49751), (6579, 39338), (6942, 37281), (7514, 34443), (7654, 33813), (9078, 28509), (9503, 27234), (10062, 25721), (10413, 24854), (11271, 22962), (11481, 22542), (12427, 20826), (13158, 19669), (13617, 19006)]