2271562240

素因数分解:

$2^9\times 5^1\times {\mathrm{443}}^1\times {\mathrm{2003}}^1$

素因数の和:2469

約数の個数: 80

約数和(自身を含む): 5461445088

約数和(自身を除く): 3189882848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 443, 512, 640, 886, 1280, 1772, 2003, 2215, 2560, 3544, 4006, 4430, 7088, 8012, 8860, 10015, 14176, 16024, 17720, 20030, 28352, 32048, 35440, 40060, 56704, 64096, 70880, 80120, 113408, 128192, 141760, 160240, 226816, 256384, 283520, 320480, 512768, 567040, 640960, 887329, 1025536, 1134080, 1281920, 1774658, 2563840, 3549316, 4436645, 5127680, 7098632, 8873290, 14197264, 17746580, 28394528, 35493160, 56789056, 70986320, 113578112, 141972640, 227156224, 283945280, 454312448, 567890560, 1135781120, 2271562240]

約数ペア:

[(1, 2271562240), (2, 1135781120), (4, 567890560), (5, 454312448), (8, 283945280), (10, 227156224), (16, 141972640), (20, 113578112), (32, 70986320), (40, 56789056), (64, 35493160), (80, 28394528), (128, 17746580), (160, 14197264), (256, 8873290), (320, 7098632), (443, 5127680), (512, 4436645), (640, 3549316), (886, 2563840), (1280, 1774658), (1772, 1281920), (2003, 1134080), (2215, 1025536), (2560, 887329), (3544, 640960), (4006, 567040), (4430, 512768), (7088, 320480), (8012, 283520), (8860, 256384), (10015, 226816), (14176, 160240), (16024, 141760), (17720, 128192), (20030, 113408), (28352, 80120), (32048, 70880), (35440, 64096), (40060, 56704)]