1213219840

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{33851}}^1$

素因数の和:33883

約数の個数: 88

約数和(自身を含む): 3326162112

約数和(自身を除く): 2112942272

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, 1024, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 5120, 7168, 8960, 17920, 33851, 35840, 67702, 135404, 169255, 236957, 270808, 338510, 473914, 541616, 677020, 947828, 1083232, 1184785, 1354040, 1895656, 2166464, 2369570, 2708080, 3791312, 4332928, 4739140, 5416160, 7582624, 8665856, 9478280, 10832320, 15165248, 17331712, 18956560, 21664640, 30330496, 34663424, 37913120, 43329280, 60660992, 75826240, 86658560, 121321984, 151652480, 173317120, 242643968, 303304960, 606609920, 1213219840]

約数ペア:

[(1, 1213219840), (2, 606609920), (4, 303304960), (5, 242643968), (7, 173317120), (8, 151652480), (10, 121321984), (14, 86658560), (16, 75826240), (20, 60660992), (28, 43329280), (32, 37913120), (35, 34663424), (40, 30330496), (56, 21664640), (64, 18956560), (70, 17331712), (80, 15165248), (112, 10832320), (128, 9478280), (140, 8665856), (160, 7582624), (224, 5416160), (256, 4739140), (280, 4332928), (320, 3791312), (448, 2708080), (512, 2369570), (560, 2166464), (640, 1895656), (896, 1354040), (1024, 1184785), (1120, 1083232), (1280, 947828), (1792, 677020), (2240, 541616), (2560, 473914), (3584, 338510), (4480, 270808), (5120, 236957), (7168, 169255), (8960, 135404), (17920, 67702), (33851, 35840)]