20187922440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{2719}}^1\times {\mathrm{8839}}^1$

素因数の和:11579

約数の個数: 128

約数和(自身を含む): 69249024000

約数和(自身を除く): 49061101560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 2719, 5438, 8157, 8839, 10876, 13595, 16314, 17678, 19033, 21752, 26517, 27190, 32628, 35356, 38066, 40785, 44195, 53034, 54380, 57099, 61873, 65256, 70712, 76132, 81570, 88390, 95165, 106068, 108760, 114198, 123746, 132585, 152264, 163140, 176780, 185619, 190330, 212136, 228396, 247492, 265170, 285495, 309365, 326280, 353560, 371238, 380660, 456792, 494984, 530340, 570990, 618730, 742476, 761320, 928095, 1060680, 1141980, 1237460, 1484952, 1856190, 2283960, 2474920, 3712380, 7424760, 24033241, 48066482, 72099723, 96132964, 120166205, 144199446, 168232687, 192265928, 240332410, 288398892, 336465374, 360498615, 480664820, 504698061, 576797784, 672930748, 720997230, 841163435, 961329640, 1009396122, 1345861496, 1441994460, 1682326870, 2018792244, 2523490305, 2883988920, 3364653740, 4037584488, 5046980610, 6729307480, 10093961220, 20187922440]

約数ペア:

[(1, 20187922440), (2, 10093961220), (3, 6729307480), (4, 5046980610), (5, 4037584488), (6, 3364653740), (7, 2883988920), (8, 2523490305), (10, 2018792244), (12, 1682326870), (14, 1441994460), (15, 1345861496), (20, 1009396122), (21, 961329640), (24, 841163435), (28, 720997230), (30, 672930748), (35, 576797784), (40, 504698061), (42, 480664820), (56, 360498615), (60, 336465374), (70, 288398892), (84, 240332410), (105, 192265928), (120, 168232687), (140, 144199446), (168, 120166205), (210, 96132964), (280, 72099723), (420, 48066482), (840, 24033241), (2719, 7424760), (5438, 3712380), (8157, 2474920), (8839, 2283960), (10876, 1856190), (13595, 1484952), (16314, 1237460), (17678, 1141980), (19033, 1060680), (21752, 928095), (26517, 761320), (27190, 742476), (32628, 618730), (35356, 570990), (38066, 530340), (40785, 494984), (44195, 456792), (53034, 380660), (54380, 371238), (57099, 353560), (61873, 326280), (65256, 309365), (70712, 285495), (76132, 265170), (81570, 247492), (88390, 228396), (95165, 212136), (106068, 190330), (108760, 185619), (114198, 176780), (123746, 163140), (132585, 152264)]