210180880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28871}}^1$

素因数の和:28904

約数の個数: 80

約数和(自身を含む): 601461504

約数和(自身を除く): 391280624

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 28871, 57742, 115484, 144355, 202097, 230968, 288710, 375323, 404194, 461936, 577420, 750646, 808388, 1010485, 1154840, 1501292, 1616776, 1876615, 2020970, 2309680, 2627261, 3002584, 3233552, 3753230, 4041940, 5254522, 6005168, 7506460, 8083880, 10509044, 13136305, 15012920, 16167760, 21018088, 26272610, 30025840, 42036176, 52545220, 105090440, 210180880]

約数ペア:

[(1, 210180880), (2, 105090440), (4, 52545220), (5, 42036176), (7, 30025840), (8, 26272610), (10, 21018088), (13, 16167760), (14, 15012920), (16, 13136305), (20, 10509044), (26, 8083880), (28, 7506460), (35, 6005168), (40, 5254522), (52, 4041940), (56, 3753230), (65, 3233552), (70, 3002584), (80, 2627261), (91, 2309680), (104, 2020970), (112, 1876615), (130, 1616776), (140, 1501292), (182, 1154840), (208, 1010485), (260, 808388), (280, 750646), (364, 577420), (455, 461936), (520, 404194), (560, 375323), (728, 288710), (910, 230968), (1040, 202097), (1456, 144355), (1820, 115484), (3640, 57742), (7280, 28871)]