171238680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20681}}^1$

素因数の和:20721

約数の個数: 96

約数和(自身を含む): 580750560

約数和(自身を除く): 409511880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2760, 4140, 8280, 20681, 41362, 62043, 82724, 103405, 124086, 165448, 186129, 206810, 248172, 310215, 372258, 413620, 475663, 496344, 620430, 744516, 827240, 930645, 951326, 1240860, 1426989, 1489032, 1861290, 1902652, 2378315, 2481720, 2853978, 3722580, 3805304, 4280967, 4756630, 5707956, 7134945, 7445160, 8561934, 9513260, 11415912, 14269890, 17123868, 19026520, 21404835, 28539780, 34247736, 42809670, 57079560, 85619340, 171238680]

約数ペア:

[(1, 171238680), (2, 85619340), (3, 57079560), (4, 42809670), (5, 34247736), (6, 28539780), (8, 21404835), (9, 19026520), (10, 17123868), (12, 14269890), (15, 11415912), (18, 9513260), (20, 8561934), (23, 7445160), (24, 7134945), (30, 5707956), (36, 4756630), (40, 4280967), (45, 3805304), (46, 3722580), (60, 2853978), (69, 2481720), (72, 2378315), (90, 1902652), (92, 1861290), (115, 1489032), (120, 1426989), (138, 1240860), (180, 951326), (184, 930645), (207, 827240), (230, 744516), (276, 620430), (345, 496344), (360, 475663), (414, 413620), (460, 372258), (552, 310215), (690, 248172), (828, 206810), (920, 186129), (1035, 165448), (1380, 124086), (1656, 103405), (2070, 82724), (2760, 62043), (4140, 41362), (8280, 20681)]