28856160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{691}}^1$

素因数の和:741

約数の個数: 144

約数和(自身を含む): 102014640

約数和(自身を除く): 73158480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 240, 261, 288, 290, 348, 360, 435, 464, 480, 522, 580, 691, 696, 720, 870, 928, 1044, 1160, 1305, 1382, 1392, 1440, 1740, 2073, 2088, 2320, 2610, 2764, 2784, 3455, 3480, 4146, 4176, 4640, 5220, 5528, 6219, 6910, 6960, 8292, 8352, 10365, 10440, 11056, 12438, 13820, 13920, 16584, 20039, 20730, 20880, 22112, 24876, 27640, 31095, 33168, 40078, 41460, 41760, 49752, 55280, 60117, 62190, 66336, 80156, 82920, 99504, 100195, 110560, 120234, 124380, 160312, 165840, 180351, 199008, 200390, 240468, 248760, 300585, 320624, 331680, 360702, 400780, 480936, 497520, 601170, 641248, 721404, 801560, 901755, 961872, 995040, 1202340, 1442808, 1603120, 1803510, 1923744, 2404680, 2885616, 3206240, 3607020, 4809360, 5771232, 7214040, 9618720, 14428080, 28856160]

約数ペア:

[(1, 28856160), (2, 14428080), (3, 9618720), (4, 7214040), (5, 5771232), (6, 4809360), (8, 3607020), (9, 3206240), (10, 2885616), (12, 2404680), (15, 1923744), (16, 1803510), (18, 1603120), (20, 1442808), (24, 1202340), (29, 995040), (30, 961872), (32, 901755), (36, 801560), (40, 721404), (45, 641248), (48, 601170), (58, 497520), (60, 480936), (72, 400780), (80, 360702), (87, 331680), (90, 320624), (96, 300585), (116, 248760), (120, 240468), (144, 200390), (145, 199008), (160, 180351), (174, 165840), (180, 160312), (232, 124380), (240, 120234), (261, 110560), (288, 100195), (290, 99504), (348, 82920), (360, 80156), (435, 66336), (464, 62190), (480, 60117), (522, 55280), (580, 49752), (691, 41760), (696, 41460), (720, 40078), (870, 33168), (928, 31095), (1044, 27640), (1160, 24876), (1305, 22112), (1382, 20880), (1392, 20730), (1440, 20039), (1740, 16584), (2073, 13920), (2088, 13820), (2320, 12438), (2610, 11056), (2764, 10440), (2784, 10365), (3455, 8352), (3480, 8292), (4146, 6960), (4176, 6910), (4640, 6219), (5220, 5528)]