215569440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7879}}^1$

素因数の和:7919

約数の個数: 144

約数和(自身を含む): 774446400

約数和(自身を除く): 558876960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 7879, 9120, 13680, 15758, 23637, 27360, 31516, 39395, 47274, 63032, 70911, 78790, 94548, 118185, 126064, 141822, 149701, 157580, 189096, 236370, 252128, 283644, 299402, 315160, 354555, 378192, 449103, 472740, 567288, 598804, 630320, 709110, 748505, 756384, 898206, 945480, 1134576, 1197608, 1260640, 1347309, 1418220, 1497010, 1796412, 1890960, 2245515, 2269152, 2395216, 2694618, 2836440, 2994020, 3592824, 3781920, 4491030, 4790432, 5389236, 5672880, 5988040, 6736545, 7185648, 8982060, 10778472, 11345760, 11976080, 13473090, 14371296, 17964120, 21556944, 23952160, 26946180, 35928240, 43113888, 53892360, 71856480, 107784720, 215569440]

約数ペア:

[(1, 215569440), (2, 107784720), (3, 71856480), (4, 53892360), (5, 43113888), (6, 35928240), (8, 26946180), (9, 23952160), (10, 21556944), (12, 17964120), (15, 14371296), (16, 13473090), (18, 11976080), (19, 11345760), (20, 10778472), (24, 8982060), (30, 7185648), (32, 6736545), (36, 5988040), (38, 5672880), (40, 5389236), (45, 4790432), (48, 4491030), (57, 3781920), (60, 3592824), (72, 2994020), (76, 2836440), (80, 2694618), (90, 2395216), (95, 2269152), (96, 2245515), (114, 1890960), (120, 1796412), (144, 1497010), (152, 1418220), (160, 1347309), (171, 1260640), (180, 1197608), (190, 1134576), (228, 945480), (240, 898206), (285, 756384), (288, 748505), (304, 709110), (342, 630320), (360, 598804), (380, 567288), (456, 472740), (480, 449103), (570, 378192), (608, 354555), (684, 315160), (720, 299402), (760, 283644), (855, 252128), (912, 236370), (1140, 189096), (1368, 157580), (1440, 149701), (1520, 141822), (1710, 126064), (1824, 118185), (2280, 94548), (2736, 78790), (3040, 70911), (3420, 63032), (4560, 47274), (5472, 39395), (6840, 31516), (7879, 27360), (9120, 23637), (13680, 15758)]