21564442920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{326141}}^1$

素因数の和:326203

約数の個数: 128

約数和(自身を含む): 70446672000

約数和(自身を除く): 48882229080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 29, 30, 38, 40, 57, 58, 60, 76, 87, 95, 114, 116, 120, 145, 152, 174, 190, 228, 232, 285, 290, 348, 380, 435, 456, 551, 570, 580, 696, 760, 870, 1102, 1140, 1160, 1653, 1740, 2204, 2280, 2755, 3306, 3480, 4408, 5510, 6612, 8265, 11020, 13224, 16530, 22040, 33060, 66120, 326141, 652282, 978423, 1304564, 1630705, 1956846, 2609128, 3261410, 3913692, 4892115, 6196679, 6522820, 7827384, 9458089, 9784230, 12393358, 13045640, 18590037, 18916178, 19568460, 24786716, 28374267, 30983395, 37180074, 37832356, 39136920, 47290445, 49573432, 56748534, 61966790, 74360148, 75664712, 92950185, 94580890, 113497068, 123933580, 141871335, 148720296, 179703691, 185900370, 189161780, 226994136, 247867160, 283742670, 359407382, 371800740, 378323560, 539111073, 567485340, 718814764, 743601480, 898518455, 1078222146, 1134970680, 1437629528, 1797036910, 2156444292, 2695555365, 3594073820, 4312888584, 5391110730, 7188147640, 10782221460, 21564442920]

約数ペア:

[(1, 21564442920), (2, 10782221460), (3, 7188147640), (4, 5391110730), (5, 4312888584), (6, 3594073820), (8, 2695555365), (10, 2156444292), (12, 1797036910), (15, 1437629528), (19, 1134970680), (20, 1078222146), (24, 898518455), (29, 743601480), (30, 718814764), (38, 567485340), (40, 539111073), (57, 378323560), (58, 371800740), (60, 359407382), (76, 283742670), (87, 247867160), (95, 226994136), (114, 189161780), (116, 185900370), (120, 179703691), (145, 148720296), (152, 141871335), (174, 123933580), (190, 113497068), (228, 94580890), (232, 92950185), (285, 75664712), (290, 74360148), (348, 61966790), (380, 56748534), (435, 49573432), (456, 47290445), (551, 39136920), (570, 37832356), (580, 37180074), (696, 30983395), (760, 28374267), (870, 24786716), (1102, 19568460), (1140, 18916178), (1160, 18590037), (1653, 13045640), (1740, 12393358), (2204, 9784230), (2280, 9458089), (2755, 7827384), (3306, 6522820), (3480, 6196679), (4408, 4892115), (5510, 3913692), (6612, 3261410), (8265, 2609128), (11020, 1956846), (13224, 1630705), (16530, 1304564), (22040, 978423), (33060, 652282), (66120, 326141)]