138522020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 371625408

約数和(自身を除く): 233103388

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 83, 91, 98, 130, 131, 140, 166, 182, 196, 245, 260, 262, 332, 364, 415, 455, 490, 524, 581, 637, 655, 830, 910, 917, 980, 1079, 1162, 1274, 1310, 1660, 1703, 1820, 1834, 2158, 2324, 2548, 2620, 2905, 3185, 3406, 3668, 4067, 4316, 4585, 5395, 5810, 6370, 6419, 6812, 7553, 8134, 8515, 9170, 10790, 10873, 11620, 11921, 12740, 12838, 15106, 16268, 17030, 18340, 20335, 21580, 21746, 23842, 25676, 30212, 32095, 34060, 37765, 40670, 43492, 47684, 52871, 54365, 59605, 64190, 75530, 76111, 81340, 83447, 105742, 108730, 119210, 128380, 141349, 151060, 152222, 166894, 211484, 217460, 238420, 264355, 282698, 304444, 333788, 380555, 417235, 528710, 532777, 565396, 706745, 761110, 834470, 989443, 1057420, 1065554, 1413490, 1522220, 1668940, 1978886, 2131108, 2663885, 2826980, 3957772, 4947215, 5327770, 6926101, 9894430, 10655540, 13852202, 19788860, 27704404, 34630505, 69261010, 138522020]

約数ペア:

[(1, 138522020), (2, 69261010), (4, 34630505), (5, 27704404), (7, 19788860), (10, 13852202), (13, 10655540), (14, 9894430), (20, 6926101), (26, 5327770), (28, 4947215), (35, 3957772), (49, 2826980), (52, 2663885), (65, 2131108), (70, 1978886), (83, 1668940), (91, 1522220), (98, 1413490), (130, 1065554), (131, 1057420), (140, 989443), (166, 834470), (182, 761110), (196, 706745), (245, 565396), (260, 532777), (262, 528710), (332, 417235), (364, 380555), (415, 333788), (455, 304444), (490, 282698), (524, 264355), (581, 238420), (637, 217460), (655, 211484), (830, 166894), (910, 152222), (917, 151060), (980, 141349), (1079, 128380), (1162, 119210), (1274, 108730), (1310, 105742), (1660, 83447), (1703, 81340), (1820, 76111), (1834, 75530), (2158, 64190), (2324, 59605), (2548, 54365), (2620, 52871), (2905, 47684), (3185, 43492), (3406, 40670), (3668, 37765), (4067, 34060), (4316, 32095), (4585, 30212), (5395, 25676), (5810, 23842), (6370, 21746), (6419, 21580), (6812, 20335), (7553, 18340), (8134, 17030), (8515, 16268), (9170, 15106), (10790, 12838), (10873, 12740), (11620, 11921)]