21727680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1741}}^1$

素因数の和:1774

約数の個数: 112

約数和(自身を含む): 74334624

約数和(自身を除く): 52606944

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 1741, 2080, 2496, 3120, 3482, 4160, 5223, 6240, 6964, 8705, 10446, 12480, 13928, 17410, 20892, 22633, 26115, 27856, 34820, 41784, 45266, 52230, 55712, 67899, 69640, 83568, 90532, 104460, 111424, 113165, 135798, 139280, 167136, 181064, 208920, 226330, 271596, 278560, 334272, 339495, 362128, 417840, 452660, 543192, 557120, 678990, 724256, 835680, 905320, 1086384, 1357980, 1448512, 1671360, 1810640, 2172768, 2715960, 3621280, 4345536, 5431920, 7242560, 10863840, 21727680]

約数ペア:

[(1, 21727680), (2, 10863840), (3, 7242560), (4, 5431920), (5, 4345536), (6, 3621280), (8, 2715960), (10, 2172768), (12, 1810640), (13, 1671360), (15, 1448512), (16, 1357980), (20, 1086384), (24, 905320), (26, 835680), (30, 724256), (32, 678990), (39, 557120), (40, 543192), (48, 452660), (52, 417840), (60, 362128), (64, 339495), (65, 334272), (78, 278560), (80, 271596), (96, 226330), (104, 208920), (120, 181064), (130, 167136), (156, 139280), (160, 135798), (192, 113165), (195, 111424), (208, 104460), (240, 90532), (260, 83568), (312, 69640), (320, 67899), (390, 55712), (416, 52230), (480, 45266), (520, 41784), (624, 34820), (780, 27856), (832, 26115), (960, 22633), (1040, 20892), (1248, 17410), (1560, 13928), (1741, 12480), (2080, 10446), (2496, 8705), (3120, 6964), (3482, 6240), (4160, 5223)]