2780160

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{181}}^1$

素因数の和:209

約数の個数: 88

約数和(自身を含む): 8941296

約数和(自身を除く): 6161136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 181, 192, 240, 256, 320, 362, 384, 480, 512, 543, 640, 724, 768, 905, 960, 1024, 1086, 1280, 1448, 1536, 1810, 1920, 2172, 2560, 2715, 2896, 3072, 3620, 3840, 4344, 5120, 5430, 5792, 7240, 7680, 8688, 10860, 11584, 14480, 15360, 17376, 21720, 23168, 28960, 34752, 43440, 46336, 57920, 69504, 86880, 92672, 115840, 139008, 173760, 185344, 231680, 278016, 347520, 463360, 556032, 695040, 926720, 1390080, 2780160]

約数ペア:

[(1, 2780160), (2, 1390080), (3, 926720), (4, 695040), (5, 556032), (6, 463360), (8, 347520), (10, 278016), (12, 231680), (15, 185344), (16, 173760), (20, 139008), (24, 115840), (30, 92672), (32, 86880), (40, 69504), (48, 57920), (60, 46336), (64, 43440), (80, 34752), (96, 28960), (120, 23168), (128, 21720), (160, 17376), (181, 15360), (192, 14480), (240, 11584), (256, 10860), (320, 8688), (362, 7680), (384, 7240), (480, 5792), (512, 5430), (543, 5120), (640, 4344), (724, 3840), (768, 3620), (905, 3072), (960, 2896), (1024, 2715), (1086, 2560), (1280, 2172), (1448, 1920), (1536, 1810)]