111681990

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{19697}}^1$

素因数の和:19723

約数の個数: 80

約数和(自身を含む): 343217952

約数和(自身を除く): 231535962

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 567, 630, 810, 945, 1134, 1890, 2835, 5670, 19697, 39394, 59091, 98485, 118182, 137879, 177273, 196970, 275758, 295455, 354546, 413637, 531819, 590910, 689395, 827274, 886365, 1063638, 1240911, 1378790, 1595457, 1772730, 2068185, 2481822, 2659095, 3190914, 3722733, 4136370, 5318190, 6204555, 7445466, 7977285, 11168199, 12409110, 15954570, 18613665, 22336398, 37227330, 55840995, 111681990]

約数ペア:

[(1, 111681990), (2, 55840995), (3, 37227330), (5, 22336398), (6, 18613665), (7, 15954570), (9, 12409110), (10, 11168199), (14, 7977285), (15, 7445466), (18, 6204555), (21, 5318190), (27, 4136370), (30, 3722733), (35, 3190914), (42, 2659095), (45, 2481822), (54, 2068185), (63, 1772730), (70, 1595457), (81, 1378790), (90, 1240911), (105, 1063638), (126, 886365), (135, 827274), (162, 689395), (189, 590910), (210, 531819), (270, 413637), (315, 354546), (378, 295455), (405, 275758), (567, 196970), (630, 177273), (810, 137879), (945, 118182), (1134, 98485), (1890, 59091), (2835, 39394), (5670, 19697)]