214521480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1429}}^1$

素因数の和:1588

約数の個数: 128

約数和(自身を含む): 720720000

約数和(自身を除く): 506198520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 139, 180, 216, 270, 278, 360, 417, 540, 556, 695, 834, 1080, 1112, 1251, 1390, 1429, 1668, 2085, 2502, 2780, 2858, 3336, 3753, 4170, 4287, 5004, 5560, 5716, 6255, 7145, 7506, 8340, 8574, 10008, 11432, 12510, 12861, 14290, 15012, 16680, 17148, 18765, 21435, 25020, 25722, 28580, 30024, 34296, 37530, 38583, 42870, 50040, 51444, 57160, 64305, 75060, 77166, 85740, 102888, 128610, 150120, 154332, 171480, 192915, 198631, 257220, 308664, 385830, 397262, 514440, 595893, 771660, 794524, 993155, 1191786, 1543320, 1589048, 1787679, 1986310, 2383572, 2979465, 3575358, 3972620, 4767144, 5363037, 5958930, 7150716, 7945240, 8938395, 10726074, 11917860, 14301432, 17876790, 21452148, 23835720, 26815185, 35753580, 42904296, 53630370, 71507160, 107260740, 214521480]

約数ペア:

[(1, 214521480), (2, 107260740), (3, 71507160), (4, 53630370), (5, 42904296), (6, 35753580), (8, 26815185), (9, 23835720), (10, 21452148), (12, 17876790), (15, 14301432), (18, 11917860), (20, 10726074), (24, 8938395), (27, 7945240), (30, 7150716), (36, 5958930), (40, 5363037), (45, 4767144), (54, 3972620), (60, 3575358), (72, 2979465), (90, 2383572), (108, 1986310), (120, 1787679), (135, 1589048), (139, 1543320), (180, 1191786), (216, 993155), (270, 794524), (278, 771660), (360, 595893), (417, 514440), (540, 397262), (556, 385830), (695, 308664), (834, 257220), (1080, 198631), (1112, 192915), (1251, 171480), (1390, 154332), (1429, 150120), (1668, 128610), (2085, 102888), (2502, 85740), (2780, 77166), (2858, 75060), (3336, 64305), (3753, 57160), (4170, 51444), (4287, 50040), (5004, 42870), (5560, 38583), (5716, 37530), (6255, 34296), (7145, 30024), (7506, 28580), (8340, 25722), (8574, 25020), (10008, 21435), (11432, 18765), (12510, 17148), (12861, 16680), (14290, 15012)]