212020480

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23663}}^1$

素因数の和:23691

約数の個数: 72

約数和(自身を含む): 580430592

約数和(自身を除く): 368410112

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, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 23663, 47326, 94652, 118315, 165641, 189304, 236630, 331282, 378608, 473260, 662564, 757216, 828205, 946520, 1325128, 1514432, 1656410, 1893040, 2650256, 3028864, 3312820, 3786080, 5300512, 6057728, 6625640, 7572160, 10601024, 13251280, 15144320, 21202048, 26502560, 30288640, 42404096, 53005120, 106010240, 212020480]

約数ペア:

[(1, 212020480), (2, 106010240), (4, 53005120), (5, 42404096), (7, 30288640), (8, 26502560), (10, 21202048), (14, 15144320), (16, 13251280), (20, 10601024), (28, 7572160), (32, 6625640), (35, 6057728), (40, 5300512), (56, 3786080), (64, 3312820), (70, 3028864), (80, 2650256), (112, 1893040), (128, 1656410), (140, 1514432), (160, 1325128), (224, 946520), (256, 828205), (280, 757216), (320, 662564), (448, 473260), (560, 378608), (640, 331282), (896, 236630), (1120, 189304), (1280, 165641), (1792, 118315), (2240, 94652), (4480, 47326), (8960, 23663)]