2991188480

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{166919}}^1$

素因数の和:166949

約数の個数: 80

約数和(自身を含む): 8196439680

約数和(自身を除く): 5205251200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 8960, 17920, 166919, 333838, 667676, 834595, 1168433, 1335352, 1669190, 2336866, 2670704, 3338380, 4673732, 5341408, 5842165, 6676760, 9347464, 10682816, 11684330, 13353520, 18694928, 21365632, 23368660, 26707040, 37389856, 42731264, 46737320, 53414080, 74779712, 85462528, 93474640, 106828160, 149559424, 186949280, 213656320, 299118848, 373898560, 427312640, 598237696, 747797120, 1495594240, 2991188480]

約数ペア:

[(1, 2991188480), (2, 1495594240), (4, 747797120), (5, 598237696), (7, 427312640), (8, 373898560), (10, 299118848), (14, 213656320), (16, 186949280), (20, 149559424), (28, 106828160), (32, 93474640), (35, 85462528), (40, 74779712), (56, 53414080), (64, 46737320), (70, 42731264), (80, 37389856), (112, 26707040), (128, 23368660), (140, 21365632), (160, 18694928), (224, 13353520), (256, 11684330), (280, 10682816), (320, 9347464), (448, 6676760), (512, 5842165), (560, 5341408), (640, 4673732), (896, 3338380), (1120, 2670704), (1280, 2336866), (1792, 1669190), (2240, 1335352), (2560, 1168433), (3584, 834595), (4480, 667676), (8960, 333838), (17920, 166919)]